at 400 micrograms per day. Studies show that doses up to 400 micrograms (often divided into two 200-microgram doses) provide significant cognitive benefits without toxicity to the body.Chemistry
It is important to note that to achieve therapeutic effects on the neurological level, research emphasizes the importance of consuming selenium as an isolated supplement, rather than mixed with other minerals in a multivitamin complex, where its absorption and effectiveness appear to be significantly reduced. Although selenium is found in some foods such as Brazil nuts and cereals, targeted supplementation remains
