- 500 mg
- Free-Form
L-Phenylalanine is an essential amino acid that is necessary for the synthesis of proteins.* Because L-Phenylalanine can be readily converted into the amino acid tyrosine, which forms part of the structure of the neurotransmittters dopamine and norepinephrine, it is important for the maintenance of a healthy nervous system.*
Natural color variation may occur in this product.
Settling of powder may occur in the capsule, which is filled by weight without added fillers.