Structural Support Helps Maintain Strong Bones Supports Immune System Non-GMO A Dietary Supplement Kosher- Contains Gelatin Vitamins Family Owned Since 1968 GMP Quality Assured NOW Vitamin D-3 softgels supply this key vitamin in a highly-absorbable liquid softgel form. Vitamin D is normally obtained from the diet or produced by the skin from the ultraviolet energy of the sun. However, is it not abundant in food. As more people avoid sun exposure, Vitamin D supplementation becomes even more necessary to ensure that your body receives and adequate supply.