Description Rx Vitamins Testost-Rx Promotes Healthy Testosterone Levels Testost-Rx is a natural androgen support formula designed to promote healthy testosterone levels. Testost-Rx is a natural androgen support formula designed to promote healthy testosterone levels. Healthy levels of circulating testosterone are important in maintaining physical energy and endurance, optimal body fat, mental acuity and peak functioning of the circulatory system. Ingredients Serving Size: 3 Capsules Amount/Serving Zinc (as l-monomethionine) 15 mg Tribulus Terrestris Fruit Extract (standardized 45% [338 mg] saponins) 750 mg Brazilian Muira Puama Extract (ptychopetalum olacoides root) 250 mg Yohimbe Bark (standardized 8% yohimbine) 45 mg DHEA (micronized Dehydroepiandrosterone) 5 mg Boron (as citrate) 1 mg Other Ingredients: Gelatin Capsule, rice flour, magnesium stearate Contains no yeast, dairy, eggs, gluten, soy or wheat, sugar, starch, salt, preservatives or artificial color, flavor or fragrance. Suggested Use As a dietary supplement, 3 capsules daily or as recommended by your health care professional. Do not use if tamper-evident seal is broken or missing. Keep out of the reach of children.