L-Tyrosine is a non-essential amino acid that plays an important role in the production of the neurotransmitters dopamine and norepinephrine. In addition, because L-Tyrosine is necessary for the synthesis of thyroid hormone and epinephrine (adrenaline), L-Tyrosine supports healthy glandular function and stress response.UPCコード: 733739001658 ・神経伝達物質のサポート・医薬品グレード (USP)・覚醒状態をサポート・健康的な腺機能・GMP品質保証 ・健康補助食品