L-Phenylalanine Supplement by Source Naturals - Essential Amino Acid motor-skills L-Lysine – Our feature ingredient

L-Lysine – Our feature ingredient and an essential amino acid known to promote oral health through influencing arginine activityAstragalus Root Extract – Trusted botanical in Chinese traditions

A synergistic blend of herbs in a portable vaporizer formula

Suggested use 1 tablet three times daily with or without meals

1973+Herbal SupportNon GMO Project Verified Dietary SupplementLab VerifiedVeganA Brighter WaySince 1973

Description BufferedEffervescentAntioxidant & Collagen SupportCrystalline PowderDietary SupplementVeganGluten FreeMade With Non-GMO IngredientsNot Tested On Animals™

L-Phenylalanine Supplement by Source Naturals - Essential Amino Acid motor-skills L-Lysine – Our feature ingredientDescription 500 mgDietary SupplementFree FormAn Essential Amino AcidSuitable For Vegetarians L Phenylalanine, an essential amino acid, is a precursor of the amino acid tyrosine and a whole series of neurotransmitters and hormones. Phenylalanine is first converted to tyrosine, which becomes L dopa, which converts to norepinephrine, a key neurotransmitter and an adrenal hormone. L Phenylalanine is also a direct precursor of PEA (phenylethylamine),