- EAA’s (essential amino acids) are nine essential amino acids, which you must get through your diet: histidine , isoleucine , leucine, lysine , methionine , phenylalanine , threonine , tryptophan and valine .
- L-Tyrosine is an important precursor to neurotransmitters and substances like epinephrine, norepinephrine and dopamine, which means it helps the body produce chemicals that support your thyroid, energy and mood.
- Huperzine A is an excellent supplement for assisting cognitive performance