Maintain Healthy Bones & Teeth; Vitamin D is required to promote calcium absorption, which helps maintain healthy bones and teeth; This formula provides 125 mcg (5000 IU) of vitamin D3 as cholecalciferol per serving Support Your Immune System; Solgar Liquid Vitamin D3 supports a healthy immune system and neuromuscular function Liquid Supplementation; The vitamin D3 in this formulation is offered in a delicious, natural orange flavor liquid form for daily supplementation; As we age our bodies produce this vital nutrient less efficiently, so supplementation is encouraged Gluten, Wheat & Dairy Free; Solgar Liquid Vitamin D3 is free of: gluten, wheat, dairy, soy, yeast, sugar, sodium, artificial flavor, sweetener, preservatives and color The Gold Standard; For over 70 years, Solgar has been committed to quality, health, and well-being. Our mission is to create the finest nutritional supplements in small batches, through tireless research, using only the finest raw materials