How long does magnesium citrate last. 4 4. How Your Body Handles Magnesium To understand how long magnesium citrate stays in your body, it helps to know how your body absorbs, stores, and eliminates magnesium. Apr 16, 2025 · Many people don't get enough magnesium in their diet. Aug 11, 2024 · How long do you keep pooping after magnesium citrate? Yes, you may, as magnesium citrate usually produces a bowel movement within 30 minutes to 6 hours after you take it. Learn more about the effects of magnesium citrate and supplements. Jul 27, 2024 · How long will I poop after taking magnesium citrate? Magnesium citrate comes as a powder to mix with a liquid and as a solution (liquid) to take by mouth. Some people taking magnesium supplements may experience gastrointestinal issues like nausea, diarrhea, and abdominal cramping. It's important to take each dose with a full glass of water. Hepatitis C Support Group When: Second Wednesday of each month; 7 to 9 p. If you’re considering adding this supplement to your routine, you may be wondering: How long does magnesium citrate last? In this article, we’ll explore the duration of its effects, how Apr 27, 2025 · Muscle Relaxation and Cramp Relief: Some users report relief from muscle cramps within 24 to 48 hours after starting magnesium supplementation, particularly with easily absorbed forms like magnesium citrate. Sep 3, 2024 · 10. Additionally, magnesium citrate should be stored at room temperature or in the refrigerator, ideally between 46 to 86°F. Jan 8, 2024 · Citrate of Magnesia Generic name: magnesium citrate [ mag-NEE-zee-um-SI-trate ] Other brand names of magnesium citrate include: Citrate of Magnesia, Citroma Cherry, Citroma Lemon, ColonX, OneLAX Magnesium Citrate, Citroma Drug class: Laxatives Medically reviewed by Drugs. In this comprehensive guide, we’ll explore Curious about the consequences of consuming expired magnesium citrate? Read on to understand the potential effects, risks, and precautions associated with drinking expired magnesium citrate. Jun 23, 2025 · Magnesium citrate is a widely used supplement and osmotic laxative, valued for both its role in supporting magnesium levels and its effectiveness in relieving occasional constipation. However, this time frame can Apr 28, 2025 · The type of magnesium you take, your health conditions, and the severity of your magnesium deficiency can affect how long the mineral remains in your body. Do not go to the ER, you will get a 5k bill and there is nothing they are going to do for you that you can’t do for $20 at home. I think i overshot the amount and wondering since now im having diarrhea. If you’re stopped up, magnesium citrate just be right for you. Magnesium citrate comes as a powder to mix with a liquid and as a solution (liquid) to take by mouth. If you’re considering taking magnesium citrate, you might be wondering: how long does magnesium citrate take to work? In this article, we’ll explore the effects of magnesium citrate, its mechanism of action, and the factors influencing how quickly it works. This is because your body needs time to metabolize and absorb the magnesium. Each has its own unique benefits, so talk to your healthcare provider about which one is best for your health needs. Jun 8, 2013 · Can magnesium citrate need to be refrigerated after opening? A doctor has provided 1 answer Dr. Dec 18, 2023 · How long does magnesium citrate stay in the body? Magnesium citrate is a supplement commonly used to promote bowel movements and relieve constipation. Understanding Magnesium Citrate: How Long Does It Last? Magnesium citrate is a popular supplement that is often used to support digestive health, relieve constipation, and boost overall magnesium levels in the body. Mar 29, 2025 · How long will you poop after taking magnesium citrate? Learn what to expect and tips for managing the effects. How long does magnesium citrate take to work out? If you decide to use magnesium citrate as a daily supplement, it can take up to 30 days before you see results. It is important to note that the medication does not continuously stimulate bowel movements throughout the day and does not cause immediate results. However, it is important to check with a healthcare professional before taking it. How long does magnesium citrate stay in your system? The time it takes for the absorption of magnesium citrate will vary depending on whether you take it in the form of a pill or as a liquid, as well as the dose. That means that the effect of the magnesium citrate will be visible to the body within an hour. Magnesium excretion follows a circadian rhythm, with maximal excretion occurring at night [15]. However, the time it takes for the effects to occur varies from person to person. Under physiological conditions, ∼2400 mg of magnesium in plasma is filtered by the glomeruli. How long does magnesium citrate last when unopened? 1. Jun 24, 2025 · Explore mag citrate's absorption time, peak effects, and how long it stays in your body. All supplements, including magnesium citrate, have a shelf life. Factors Influencing Jul 19, 2025 · For most people, the effects start to wear off after about 4 hours. Start out taking this supplement for a few weeks, then gradually increase the dosage amount and length of time to see the best results. The brand name of this medication is Citroma. The presence of citrate helps facilitate the absorption of magnesium, making it an efficient option for individuals seeking to increase their magnesium levels. With its increasing popularity, many individuals wonder about the best ways to store magnesium citrate, particularly whether it can be safely placed in the refrigerator. It will be more Magnesium Citrate: How Long Does It Last? Magnesium citrate is a popular dietary supplement known for its ability to support various bodily functions, including muscle and nerve function, blood sugar control, and bone health. Aug 8, 2024 · Magnesium can cause diarrhea due to excessive unabsorbed magnesium, which attracts water from the gut. Jun 10, 2025 · The amount of magnesium citrate you take may directly impact how long it stays in your body. Written by Cerner Multum. Learn more from our expert analysis. My question being how long will the magnesium citrate last in my system and any sort of remedies for it (already drinking a bunch of Jan 25, 2024 · Unlocking the Mystery: How Long Does Magnesium Citrate Last? • Magnesium Citrate Duration • Discover the duration of magnesium citrate's effects and its potential benefits as a laxative. Jun 9, 2025 · FAQ 6: How long does magnesium citrate’s effect typically last? The effects of magnesium citrate typically last between 30 minutes to 6 hours, depending on factors such as dosage, individual metabolism, and the form of magnesium citrate used. com on Jan 8, 2024. Should I be concerned if my magnesium citrate changes color? Jun 26, 2024 · If you’ve gone more than 3 days without a bowel movement or your bowel movements have been difficult to pass, you may be constipated. The time it takes to work varies between 30 minutes and 6 hours, depending on factors such as body size, age, amount consumed, diet, water intake, health status, and intestinal state. Curious about the efficacy of Magnesium Citrate? Find out how long it takes to work and why it’s a go-to supplement for many health concerns. I have never, EVER had stomach issues from it or diarrhea, only a little softer poop. In fact, citric acid makes an excellent partner to enhance magnesium’s absorption rates. Magnesium citrate usually causes a bowel movement within 30 minutes to 6 hours after taking it Dec 11, 2024 · Magnesium citrate is a popular dietary supplement known for its numerous health benefits, particularly in promoting digestive health and alleviating conditions like constipation. Jul 31, 2025 · The preparation for a colonoscopy involves taking magnesium citrate, a saline laxative, and drinking it at least two to three times a day. Magnesium citrate usually results in a bowel movement within 30 minutes to 3 hours. Do not take magnesium citrate for more than 1 week, unless your doctor tells you to do so. Oct 25, 2024 · Magnesium citrate, for example, tends to be fast-acting, especially for digestive issues like constipation, while magnesium oxide is more commonly used for long-term supplementation. Thomas Namey answered Specializes in Rheumatology Jun 28, 2023 · Discover the duration of magnesium in your body and how long it takes to wear off. How long does it take to empty bowels after magnesium citrate? Bowel evacuation often starts within 30 minutes to six hours post-ingestion of magnesium citrate. May 29, 2020 · How long do you poop after taking magnesium citrate? Magnesium citrate should produce a bowel movement within 30 minutes to 6 hours after you take the medicine. If you notice symptoms of overuse, such as diarrhea, abdominal pain, decreased weight, or weakness, contact your doctor promptly. You will learn about its benefits, side effects, how much to take, the best time to take it, and much more! FAQs How long does it take for magnesium to leave your system? Depending on individual health and kidney function, magnesium typically exits the body within 24 to 48 hours. Apr 6, 2024 · The effects of magnesium citrate typically last for around 30 minutes to 6 hours after ingestion. Magnesium citrate is a popular dietary supplement known for its numerous health benefits, including promoting digestive health, alleviating constipation, and supporting overall magnesium levels in the body. Avoid taking tetracycline /quinolone antibiotics Jan 3, 2025 · How Long Does Magnesium Citrate Take To Wear OffWhat should I avoid while taking magnesium citrate? Avoid taking any other medicines within 2 hours before or 2 hours after you take magnesium citrate. m. To speed up the absorption process, you can add some water and a pinch of baking soda to the magnesium citrate solution. Magnesium citrate is a popular dietary supplement known for its various health benefits, including supporting digestive health, alleviating muscle cramps, and promoting relaxation. How long does magnesium citrate take to work out Reddit? Depending on your dosage and how fast you take it, it can take between 20-60 minutes for the effects of magnesium citrate to kick in. The first dose is taken at 6 pm on the day before the procedure, followed by two more doses at 8 pm and 10 pm. Dec 15, 2015 · There are so many brands of magnesium citrate on the market today that I can't be 100% sure but I imagine it is because it does not contain a preservative. Aug 19, 2023 · Short Answer: If you accidentally drink expired magnesium citrate, you may have diarrhea, stomach cramps, nausea, vomiting, dizziness, or sweating. The MOM is much gentler and will be easier on your system. If you have recently taken Magnesium Citrate and are experiencing diarrhea, you may be wondering how Apr 17, 2024 · 1. Was trying to make it easier by using magnesium citrate. After taking magnesium citrate, it typically stays in the body for around 12 hours, but may depend how much magnesium is consumed and quality of the supplement. How long does it take for Magnesium supplements to work? Jan 12, 2016 · Magnesium Citrate is an osmotic laxative. Diarrhea can be caused by various factors, including dosage, sensitivity, and hydration. However, a common concern is how long the effects of magnesium citrate last and what to expect after taking it. Does an open bottle of magnesium citrate have an expiration date? 1. My bowels have been blocked up like a buffet after church let’s out in the Southeastern United States. Magnesium citrate is a supplement that features magnesium and leverages citric acid to improve its bioavailability. com Dec 19, 2023 · Magnesium citrate is typically safe for adults to use as a laxative. How Long Does Magnesium Citrate Last in the Body? The duration of magnesium citrate’s effects can vary based on several factors, including individual metabolism, dosage, and the specific health condition being addressed. Magnesium citrate should produce a bowel movement within 30 minutes to 6 hours after you take the medicine. Magnesium citrate usually causes a bowel Nov 25, 2022 · Whether you have just been prescribed magnesium citrate or are looking for constipation remedies on your own, you might be wondering how long the medicine takes to work. Jun 10, 2025 · Find patient medical information for Magnesium Laxatives on WebMD including its uses, side effects and safety, interactions, pictures, warnings, and user ratings Magnesium citrate is a saline laxative that treats occasional constipation. May 30, 2024 · Magnesium citrate is a medication that can cause diarrhea, which typically lasts for a few hours to a day, depending on the amount of stool lost. Now next day nothing. The diarrhea and spasms should settle as the Jul 31, 2023 · Here, dietitians and nutrition experts share the basics of magnesium absorption and explain how long the supplement typically stays in the body. Migraine Attacks: One study showed intravenous magnesium sulfate can relieve an acute migraine within 15-45 minutes. This compound is often found in the form of a powder or liquid and is commonly used as a laxative. Nothing had moved in a day or so. First off, this unassuming bottle should come with a Black Label Warning. Learn how to use magnesium citrate for constipation relief. Oct 16, 2023 · Magnesium citrate, chloride, malate, and others form when magnesium combines with other chemical elements. Many people take magnesium citrate to alleviate constipation, as it has a natural laxative effect. However, the effect is greatest after two to three weeks of daily supplementation. Once the magnesium citrate has been completely absorbed, it will stay in your system for between 12-24 hours. It also addresses common concerns such as potential side effects and how long magnesium citrate takes to work for sleep. 6 6. Jan 8, 2024 · How long does magnesium citrate stay in your system? It generally lasts between 12 to 24 hours, although its laxative effect can occur between 30 minutes to 6 hours. Magnesium is not a good choice for Mar 7, 2025 · How long does the effect of magnesium citrate last? The physiological impact of magnesium citrate—specifically its ability to stimulate bowel movements—usually lasts no more than 12 hours. Learn how to spot the symptoms of deficiency and how magnesium glycinate may help. Jul 12, 2023 · Magnesium citrate is primarily used as a laxative to relieve occasional constipation. Sep 15, 2025 · Best time to take magnesium for sleep: Take it 1–2 hours before bedtime, especially if taking a type like magnesium citrate. org Other Digestive & GI Support Groups Mar 25, 2024 · After taking magnesium citrate, how long will it remain in the system? Magnesium citrate typically clears the system within 24 to 48 hours post-ingestion, though its laxative effect can start within 30 minutes to 6 hours. See full list on verywellhealth. How long does it take to work out with magnesium citrate? You can benefit from the increase in energy and focus magnesium citrate can give you almost immediately. Magnesium citrate is a laxative used to relieve constipation and acid indigestion, to clear the bowels before a colonoscopy procedure, and as a dietary supplement for magnesium deficiency. Where: UConn Health, Main Building, Room EG052, 300 UConn Health Boulevard, Farmington (Directions) For more information contact: Marty Thayer Phone: 860-628-9750 Email: contact@cchcgroup. This date is printed on the bottle or packaging and indicates the time frame within which the product is expected to maintain its full potency and effectiveness. Magnesium citrate: Frequently Asked Questions Answered What is magnesium citrate? Magnesium citrate is a form of magnesium that is usually taken as a supplement. It pulls water into the large intestine which softens the stool and makes it easier to pass. It also acts as an exceptional laxative because it draws in water into the small intestine to help produce an easy bowel movement and relieve constipation. It says that take one scoop which i did with a normal spoon and drank it with a glass of water last night. While magnesium citrate is generally safe for adults to use as a laxative, it is not recommended for long-term use as it may lead to Jun 5, 2025 · Find out how long magnesium stays in your system and what factors impact it. Read the latest news and reviews about the drug as well as potential side effects and popular alternatives. The kidneys are crucial in magnesium homeostasis [18, 49–51] as serum magnesium concentration is primarily controlled by its excretion in urine [7]. It is usually taken as a single daily dose or to divide the dose into two or more parts over one day. Oct 8, 2023 · Magnesium citrate has gained popularity as a natural remedy to aid digestion and promote bowel movements. I had been using magnesium citrate (piping rock brand) for many months daily, usually 300-400mg or so. Magnesium citrate typically takes about 24 to 72 hours to wear off, with its effects generally subsiding within this time frame. Learn how to manage your intake and support better absorption. Here’s the best way to drink magnesium citrate before your exam and other prep tips. It is also used to treat acid indigestion and increase overall magnesium levels in the body. MOM is quite mild and usually doesn't work at all for me. The amount of magnesium citrate needed for the best results is between 400-1,200 mg taken twice daily with a meal. Call your doctor if your symptoms do not improve after 7 days of treatment, or if the medicine produces no Understanding Magnesium Citrate Before diving into what happens when you consume a full bottle of magnesium citrate, it's important to understand what this substance is and its role in the body. Apr 18, 2024 · Does Magnesium Citrate Expire? Yes, magnesium citrate does expire. Jul 30, 2024 · How long does it take to work? Magnesium citrate is a saline laxative that increases fluid in the small intestine, softening stools and making them easier to pass. It is available over the counter in drugstores and typically comes in the form of a powder or liquid solution. Magnesium citrate sometimes causes urgency or spasms especially if you have taken more than recommended, or if your body is sensitive to the product. Been there, done that. However, one common question among users is, “How long does magnesium citrate last?” In this article, we will explore the effects of magnesium citrate, its duration in the body, and factors that influence its Jul 28, 2024 · Magnesium citrate dosage Magnesium citrate is a saline laxative that helps with constipation. What Is Magnesium Citrate? Magnesium citrate is a combination of magnesium and citric acid. 5 5. Laxatives can make it harder for your body to absorb certain other drugs. For maximum effects, aim to take your magnesium citrate about 30 minutes before you start working out. Take the entire 10 ounce bottle of Mag Citrate. Aug 10, 2023 · Discover the answer to "how long does magnesium citrate take to work" and learn about factors affecting its efficacy in this comprehensive guide. Uses Side effects Warnings Before taking Dosage Interactions FAQ May 27, 2025 · Find out what time is best to take magnesium based on the type of magnesium, other medications, supplements and food interactions. It Apr 3, 2023 · Regulating blood sugar levels How long does Magnesium stay in your body? Most magnesium in the body is stored in bones and other tissues, not the blood. We explain why magnesium oil may be the best choice. The average time it takes for the energy boosting effects of magnesium citrate to kick in is about 20 minutes. Can temperature fluctuations affect the quality of magnesium citrate? 1. Jun 1, 2025 · Does Magnesium Expire? Safety, Potency & Disposal Discover if you can take expired magnesium and learn about its stability, proper storage techniques, and safe disposal methods. Larger doses aren’t always better; your body may absorb less when taking too much at once. . Apr 2, 2025 · Wondering how long magnesium citrate stays in your body? Learn about its absorption, effects on digestion, and how long it takes to be fully eliminated from your system. The effects gradually lessen. 7 7. Diet Nutrition Report a content issue How Long Does Diarrhea Last After Taking Magnesium Citrate Magnesium Citrate is a commonly used over-the-counter laxative that is known for its effectiveness in relieving constipation. Aug 19, 2023 · Discover how long for magnesium citrate to work, its timelines, and effects on the body. And everything that follows, I would do again to get things moving. This allows your body time to absorb and begin utilizing it. Feb 4, 2025 · When refrigerated, magnesium citrate can generally last up to the same duration as it would at room temperature, as long as the dietary supplement remains unopened and properly sealed. The expiration date is typically printed on the packaging or bottle, indicating the point at which the product may no longer be effective or safe to use. It’s essential to stay close to a restroom during this period. You'll notice the urgency and frequency of bowel movements decrease as the extra water drawn into your bowels is expelled along with stool. Michael Sparacino answered Magnesium citrate is a popular supplement often used to relieve constipation and support overall digestive health. WHY DO THEY TELL YOU TO DRINK THE WHOLE DAMN THING does anyone know how long this will last or if im going to be able to go into work tomorrow. Not the first time. com Mar 7, 2025 · Effectiveness of magnesium citrate as a sleep aid, including its optimal timing, recommended dosage, and how it compares to other forms like glycinate. However, it is essential to note that this can vary depending on the individual's overall health and dosage. See timing guidelines for magnesium supplements for sleep, constipation, and other uses. When stool comes out of the colon, it may be loose or watery. Solutions like this are usually stored in the fridge for 24 hours and any unused portion thrown away. All they have is enemas and mag citrate. Jul 21, 2024 · Magnesium citrate is a saline laxative that can be used to treat constipation and empty the colon before a colonoscopy or other medical procedures. Working by increasing the amount of water in the small intestine, it typically induces a bowel movement within 30 minutes to 3 hours of consumption. Does Magnesium Citrate Expire? Like most medications and supplements, magnesium citrate does have an expiration date. Jan 24, 2024 · How Long Do Effects Of Magnesium Citrate Last? Take this medicine with a full glass of water. Prolonged use can cause serious side effects. It will stop past the point when you feel like you have absolutely nothing left to give, but it will end (and it’s better than being constipated 🤷♀️). Mar 3, 2025 · Our research team analyzes studies on magnesium supplementation to determine how long it takes to work. Aug 29, 2015 · Related topics magnesium citrate Further information Magnesium Citrate uses and safety info Magnesium Citrate prescribing info & package insert (for Health Professionals) Side effects of Magnesium Citrate (detailed) Similar questions Does magnesium help with headaches and migraines? FAQ Answered by Drugs. Jun 23, 2025 · How fast does liquid magnesium citrate take effect, and how long do the effects last? Onset typically occurs within 30 minutes to 6 hours, depending on individual response, dosage, and fluid intake. The solution would be free from bugs whilst sealed but once opened can be easily contaminated. Needing to feel the sweet relief of defecation, I Magnesium citrate should be used promptly after opening the bottle; any unused medication should be discarded after 24 hours. Godspeed, fellow traveler. The Mag Citrate will definitely work better for cleaning you out. Jul 29, 2024 · Discover how long magnesium takes to work for anxiety, the best dosage and formulations, and real-world experiences and scientific evidence supporting its effectiveness. How long does a magnesium supplement take to leave your system According to a study in the journal Nutrition Research, the average time required for the absorption of magnesium citrate is between 30 and 60 minutes. Understanding when to take magnesium citrate—whether for supplementation, digestive support, or medical preparation—is Feb 2, 2023 · Learn about magnesium citrate usage and dosing. Jul 26, 2024 · How long does it take for magnesium citrate to stop diarrhea? Yes, you may, as magnesium citrate usually produces a bowel movement within 30 minutes to 6 hours after you take it. Here are three people’s experiences taking it. It felt like it was wprking at first but when i woke up, no go. Given that you don't have long standing chronic constipation, MOM might be the best option for you. Magnesium citrate side effects Get emergency medical help if you have signs of an allergic reaction: hives; difficult Aug 28, 2024 · Discover how long magnesium stays in your body, who can take the supplement and how much is required for optimal health. Many people turn to this supplement for relief from constipation or to prepare for medical procedures. Digestive and gastrointestinal support groups are available for patients at UConn Health. Jun 22, 2025 · For most people, magnesium citrate is considered a safe way to combat occasional constipation. However, the timing of its use significantly impacts its benefits and tolerability. Sep 26, 2023 · How long does it take for magnesium citrate to clean your colon? Magnesium citrate typically begins cleansing the colon within 30 minutes to three hours after ingestion. **How long does it take for magnesium citrate to stop causing abdominal cramps?** – Abdominal cramps usually subside within 24 hours after the laxative effect has worn off. It usually takes between 30 minutes to six hours to work, although some sources state that it can take as little as 15 minutes. Its been 2 weeks since my last bm. Nov 21, 2023 · Discover how long magnesium stays in your body and learn about its absorption and elimination processes in this comprehensive guide. Make sure you take it on an empty stomach. This is the ultimate guide to magnesium citrate. Aug 13, 2013 · Magnesium Citrate - 18 hours later and still havent gone? Took it last night with plenty of water. Throw it away and buy a fresh bottle. Jan 28, 2024 · Does magnesium citrate cause diarrhea all day? If this product is used too often, it may cause loss of normal bowel function and an inability to have a bowel movement without using the product ( laxative dependence). During this time, you will notice reduced feelings of tiredness and increased mental alertness. How long does magnesium citrate take to wear off? Magnesium citrate tends to wear off within 12-24 hours after ingesting. Jul 11, 2025 · Find out how long liquid magnesium citrate takes to wear off and gain insights to effectively plan your day. They don’t have any magical potion to make you poop instantly and they’ll most likely have you do the enema yourself is a shared bathroom or they will send you home with a prescription for mag citrate which is the exact How long does magnesium citrate take to work out? The magnesium citrate supplementation before, during, and after exercise will increase the energy levels after your workout. Dec 12, 2022 · Magnesium citrate helps with constipation, but side effects can include bloating, gas, and diarrhea. However, one of the side effects of using Magnesium Citrate is diarrhea. Common side effects of magnesium citrate include nausea, vomiting, gas formation (flatulence), abdominal cramping, diarrhea, high blood magnesium levels Dec 10, 2024 · How long does it take for magnesium citrate to work? Results vary from person to person and dosage to dosage, but the effects of magnesium citrate are usually seen within 30 minutes to 6 hours. Learn key details here. Magnesium citrate comes as a powder to mix with a liquid or as a solution (liquid) to take by mouth. Apr 22, 2025 · The best time to take magnesium depends on why you are taking it. Generally, magnesium citrate has a shelf life of around 1-2 years from the date of manufacture when stored properly Hi i try to take this Magnesium citrate powder for some help with my acid reflux. In this blog post, we will explore the duration of the effects, possible Feb 18, 2020 · How long can diarrhea last with magnesium citrate? 2 doctors weighed in across 2 answers Dr. Enhance your supplement routine with expert insights and answers to common questions about expired supplements. Apr 9, 2025 · Learn how long does magnesium stay in your body and how to extend its powerful benefits for energy, relaxation, and better health. The remaining magnesium that is ingested daily is absorbed, utilized, and released relatively quickly throughout 12 to 24 hours. 8 8. In order to get the full benefits of magnesium citrate, you will need to drink a sufficient amount of water to ensure that the magnesium citrate is completely dissolved. Generally, the effects of magnesium citrate can last anywhere from 6 to 12 hours after ingestion. Can the taste or texture of magnesium citrate change over time? 1. Dec 7, 2023 · Colonoscopies require preparation, and one step is taking magnesium citrate. Jul 10, 2025 · Gastroenterologists explain the best time to take magnesium citrate for constipation, what to take it with for max absorption, and what to avoid to see results. kfiak nwghs xnfv qhrqq nrst kamuqt pnenlm zwlfn csbo kahzpt