observed significant improvements in memory encoding, particularly in the presence of distractors with the administration of the combination of l-theanine and caffeine as compared to a placebo in healthy adults 27
The best dietary sources of natural folates are leafy greens, beetroot, mushrooms, shellfish, eggs, sprouts, beans and organ meats
Therapeutic peptides were not
Overall, there are still some limitations on these data, which may prevent direct comparisons and conclusions
However, while specific populations (such as subjects with documented zinc deficiency or at risk of severe malnutrition) appear to greatly benefit from zinc supplementation in terms of thyroid function, the role of zinc supplementation in the general population as a protective factor for thyroid disorders is still not fully established [62]