MedCaps T3 features targeted nutrients and herbs that support healthy thyroid hormone biosynthesis. This combination may facilitate the expression of thyroid hormone genes. The addition of ashwagandha and guggul extract may aid in the conversion of thyroxine to triiodothyronine (T4 to T3) and may assist in maintaining healthy blood lipid levels already within the normal range.* Available in 120 capsules. Directions: Take two capsules daily, or as directed by your healthcare practitioner. Consult your healthcare practitioner prior to use. Individuals taking medication should discuss potential interactions with their healthcare practitioner. Do not use if tamper seal is damaged. Other Ingredients: HPMC (capsule), stearic acid, silica, magnesium stearate, calcium silicate, and medium-chain triglyceride oil. Supplement Facts Serving Size: 2 Capsules Amount Per Serving % Daily Value Vitamin A (as retinyl palmitate) 1500 IU 30% Vitamin D3 (cholecalciferol) 200 IU 50% Vitamin E (as d-alpha tocopheryl succinate) 50 IU 167% Iodine (from organic Icelandic kelp)(Laminaria digitata)(stem and leaf) 75 mcg 50% Zinc (as zinc citrate) 5 mg 33% Selenium (as L-selenomethionine) 100 mcg 143% Guggulsterones (from guggul extract)(Commiphora mukul) (gum exudate) 50 mg ** Rosemary Extract (Rosemarinus officinalis)(leaf) 50 mg ** Ashwaganda Powder (Withania somnifera)(root) 50 mg ** ** Daily Value not established. All XYMOGEN Formulas Meet or Exceed cGMP Quality Standards.