Theanine: Uses and Risks - WebMD
网页2024年7月6日 · Side effects. Studies have not found side effects from using theanine supplements. Drinking lots of green tea can cause upset stomach and irritability from the caffeine. It's not clear if...
L-Theanine: What It Is and 3 Benefits - Cleveland Clinic Health …
网页2023年7月19日 · Side effects and risks. L-theanine is generally considered safe and well-tolerated when taken at appropriate doses. In general, it’s recommended that you don’t exceed 500 milligrams (mg) a day ...
L-Theanine: Dosage, Benefits, and Side Effects - Healthline
网页2021年1月20日 · L-theanine risks and side effects There are no confirmed or direct side effects of consuming L-theanine. Generally speaking, it’s safe to drink teas and take supplements that contain...
L-theanine: Benefits, risks, sources, and dosage - Medical News Today
网页2023年10月9日 · L-theanine is a natural compound that is present in green tea and black tea. In this article, we look at the potential health benefits and risks of L-theanine as well as its dosage.
L-Theanine: Everything You Need To Know - Verywell Health
网页2024年8月25日 · L-theanine is an amino acid found in tea leaves and the Bay bolete mushroom. Since the amount you might get in a cup of tea depends on variables like the type of tea plant and how long you brew the leaves, some people use L-theanine supplements to help them relax, destress, and sleep better.
THEANINE - Uses, Side Effects, and More - WebMD
网页Side Effects. When taken by mouth: L-theanine is possibly safe when used short-term. Doses of up to 900 mg daily have been safely used for 8 weeks. It isn't clear if L-theanine is safe to...
L-Theanine: When to Take It, Benefits and Side Effects - Good Housekeeping
网页2024年1月26日 · Are there side effects or risks to taking L-theanine? Again, supplements affect everyone differently, but, “common side effects may include headache, nausea and drowsiness” for some people...
4 Benefits of L-Theanine, According to a Dietitian - Health
网页2023年7月12日 · L-theanine isn’t known to be toxic and hasn’t been shown to have any adverse effects on health, even when taken in high doses. However, it's best to follow the dosing instructions listed on...
What Is L-Theanine? Benefits, Side Effects & More - EatingWell
网页2024年6月15日 · Based on current information available, most healthy adults can take L-theanine daily without negative health consequences or side effects. Generally, it's safe to drink tea and take supplements containing L-theanine every day.
L-Theanine Uses, Benefits & Side Effects - Drugs.com
网页2024年7月16日 · Learn about the uses and potential benefits of L-Theanine including dosage guidelines, side effects, interactions and safety/efficacy ratings.