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Author: Admin | 2025-04-28
When taken in high amounts. Reported side effects include headache, dizziness, upset stomach, anxiety, and agitation.6, 7L-TheanineL-Theanine is an amino acid that occurs naturally in green tea. Some studies have suggested supplementing with L-Theanine may improve attention, memory, focus, and executive functions, making it a suitable alternative to Adderall.8 However, other studies have shown L-Theanine to be most effective at improving attention and other ADHD symptoms like impulsivity when combined with caffeine.9 Though the supplement is mostly safe and well tolerated, some users have reported getting headaches after taking L-Theanine.10NooceptinSome reviewers have called the nutritional supplement Nooceptin “the closest thing to Adderall for memory, anxiety, and brain cell regeneration.”11 It contains ingredients we’ve already talked about, like L-theanine and ginkgo biloba extract, in addition to other herbs like Lion’s mane extract, citicoline, panax ginseng root extract, and bacopa monnieri extract. Both ginseng and bacopa have studies confirming their positive effects on ADHD symptoms, while citicoline was found to significantly improve attention and memory when combined with the stimulant caffeine.12 Though the supplement shows promise and will not cause insomnia or anxiety, there are some users complaining of headaches when taking Nooceptin, along with dizziness and upset stomach.13NooCubeThis nutritional supplement containing a number of nootropics is said to banish brain fog while improving focus and memory. NooCube contains ingredients like L-Theanine, which we mentioned above, as well as the chemicals alpha glycerylphosphorylcholine, a natural choline compound which plays an important role in learning and memory, and huperzine, which has also been used in memory enhancement.14, 15 Though the supplement is generally well-tolerated, it has been associated with headaches, dizziness, and upset stomach in some users.16VyvamindThis popular Adderall alternative contains a combination of B vitamins, L-Theanine, citicoline, tyrosine, and caffeine to reduce brain fog and distractibility while increasing motivation and mental stamina.
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