November 2025

Is TeaCrine good for you? When taken by mouth: Theacrine is possibly safe when used short-term. A specific product (TeaCrine) providing 300 mg of theacrine daily has been used safely for up to 8 weeks. It seems to be well-tolerated, but it’s not clear what side effects theacrine might cause. Some research shows that L-theanine […]

How long does theacrine last? TeaCrine ®’s half-life is ~20 hours, meaning its effects are incredibly long-lasting which is excellent for providing sustained energy, focus, and mood-enhancement, while not impacting sleep. If you take tadalafil, it can be effective for up to 36 hours.The normal half-life of modafinil in humans is between 12 to 15

Does L-theanine make people with ADHD sleepy? Better Sleep Quality: Many individuals with ADHD struggle with sleep issues, which can, in turn, worsen ADHD symptoms. L-theanine may improve sleep quality by promoting relaxation and reducing anxiety without causing drowsiness during the day. Better sleep can lead to improved mood, focus, and overall functioning. They serve

Does theacrine cause anxiety? The initial two-part pilot study involving human subjects administered theacrine at 200 or 400 mg in 9 subjects over a 7-day period. Researchers noted moderate to large effect sizes for energy, fatigue, concentration, anxiety, motivation to exercise, and libido with the 200-mg dose [7]. Pharmacokinetics. Theacrine has half-life of 30 to

Does theacrine help you sleep? Theacrine shouldn’t affect your sleep or cause insomnia, but it’s better to avoid using it in the evening. One study even reported that this supplement could help improve your sleep. L-Theanine may reduce pre-sleep anxiety, while melatonin shifts circadian timing. They serve different purposes. If stress and anxiety keep you

Is theacrine better than caffeine? Both caffeine and Theacrine can fuel your day but they do so differently. Caffeine delivers fast energy with potential side effects, while Theacrine offers a cleaner, longer-lasting boost with fewer jitters. Depending on your needs, one might suit you better—or you might benefit from using both accordingly. Thus, combining lower-dose

What should you not mix with taurine? Also, taurine interacts with some medications, such as antidepressants, anti-seizure drugs, statins, and blood thinners. So if you take any of these, talk to your doctor before taking any taurine supplements. In conclusion, while taurine is generally considered safe and beneficial for many physiological functions, it is not

Is theacrine addictive? Theacrine has a longer half-life than caffeine, so its benefits are sustained and more consistent over a longer period. You don’t build up a tolerance to theacrine, or become habituated to it, so you don’t need to increase the dose to get continuing benefits. Besides waiting it out and avoiding caffeine, there

How much theacrine should I take daily? Animal toxicology testing has been performed on theacrine, and no toxic or adverse effects were found at standard doses. A human study of a branded form of theacrine known as TeaCrine® found that supplementing with up to 300 mg daily for more than eight weeks is considered clinically

What do TeaCrine and Dynamine do? A Combination of Caffeine, TeaCrine® (Theacrine), and Dynamine® (Methylliberine) Increases Cognitive Performance and Reaction Time Without Interfering With Mood in Adult Male Egamers. BUCKED UP Energy has 300mg of natural caffeine in our Original Formula. Dynamine and TeaCrine to provide time-released, longer-lasting energy. Nootropics Alpha GPC and Huperzine-A to