Ortho Thyroid has been carefully formulated to support thyroid, and glandular activity, which are key factors to support optimal brain function, and the production of energy.* With tyrosine, and iodine, the two constituent nutrients of thyroid secretions, combined with specific B vitamins, zinc, selenium, and other trace minerals, this formula represents a comprehensive nutritional supplement for the support of healthy thyroid function.* Ashwagandha extracts have also been included to complement the nutritional component of this formula.*If currently taking any thyroid medications, levodopa, methylphenidate, SNRIs, bupropion, warfarin, or MAO inhibitors, consult your healthcare practitioner prior to use. Tyrosine is contraindicated in those with the inborn errors of metabolism, alkaptonuria, and tyrosinemia types I, and II. Not intended for pregnant/nursing women. If you have a thyroid disorder, consult your healthcare practitioner prior to use. Discontinue use if rash/itching occurs. Natural color variation may occur in this product.At Protocol For Life Balance, our mission is to provide high-quality, affordable solutions that empower people to lead healthy, and happy lives. Our extensive line of premium natural health products uses well-researched ingredients that meet the highest quality standards. Every Protocol For Life Balance product must pass a rigorous internal review to ensure relevance, efficacy, and quality.