Dietary Supplement. For Bones & Immunity*. Gluten Free. Certified Potency. Health & longevity through the healing power of nature - that s what it means to Trust the Leaf®. Vitamin D3 increases calcium absorption for strong bones and teeth.* It also promotes healthy cell growth and proper immune system.* Satisfaction guaranteed. No artificial colors or flavors, chemical solvents, lactose, preservatives, trans fat, salt, starch, sugar, wheat or yeast. 1-800-9NATURE.