Manufactured In The USA - Zinc & Vitamin D3 are manufactured in our, state-of-the-art cGMP certified facility in Phoenix, Arizona. We pride ourselves on quality, which is why bottles come with a 1-year guarantee, produced in the USA. Unmatched Quality & Highly Absorbable - The natural ingredients are easily absorbed and completely gentle to cleanse & provide support for a healthy body & lifestyle. Proper nutrition begins with you and we aim to help keep you moving towards good health. Potent Antioxidant Booster - Zinc and Vitamin D3 contain antioxidant properties that help with immune system support and your cell's defense against everyday "wear and tear". Help protect cells against free radicals and harmful organisms. Enhance Calcium Absorption - Helps intestines absorb calcium efficiently to encourage muscle strength, strong bones & teeth, and healthier joints. Potent formula delivers same active form of vitamin D produced by your body from natural sun exposure. Plant-Based Health - Enhanced bioavailability to maximize absorption of antioxidants and vitamins in Zinc; gentle and natural for your body. Supports body's ability to repair everyday "wear and tear" for healthy aging and normal cell growth & production.