Kirkland Signature Extra Strength Vitamin D3 provides 50mcg (2000 IU) of vitamin D3 (cholecalciferol) per softgel, the body's preferred form of this essential vitamin. This supplement supports bone, teeth, muscle, and immune system health while helping to improve calcium absorption in the body. Research shows 93% of Americans fail to achieve adequate vitamin D levels through diet alone, making supplementation an important health consideration.

This USP verified formula contains no artificial colors, no artificial flavors, no yeast, no starch, and no gluten. Each bottle contains 600 easy-to-swallow softgels, providing a 600-day supply when taken as directed. The suggested use is to take one softgel daily, preferably with a meal.

Supplement Facts per softgel: Vitamin D3 50mcg (2000 IU), 250% Daily Value. Ingredients: Soybean Oil, Gelatin (Porcine), Glycerin, Water, Vitamin D3 (Cholecalciferol). Store at room temperature, tightly closed, and avoid excessive heat. Keep out of reach of children. Consult your doctor before use if pregnant, nursing, or taking any medications.