Hormone Precursor*

L-tyrosine is a non-essential amino acid and a precursor to adrenaline, norepinepherine, dopamine and L-dopa. L-tyrosine is involved in the production of thyroid hormone and the skin pigment melanin.* Free form amino acid, high purity, well tolerated.

Suggested Use: As a dietary supplement, 1 capsule one to three times daily between meals, or as directed by a healthcare practitioner.

NutriCology was one of the first companies to advocate for those with chemical sensitivities and bring truly hypoallergenic products to the market. We continue this legacy by formulating products that are tolerable to even the most sensitive and free from common allergens.

A Healthy Mind & Body Starts from Within

For more than 40 years, consumers have depended on NutriCology to provide accessible, professional grade nutritional support. Our physician formulated, innovative supplements are created using evidence-based research. We focus on hypoallergenic ingredients to provide clean solutions for even the most sensitive consumers.

*FDA Disclaimer