Nature's Bounty Vitamin D3 is expertly crafted to provide essential immune support and strong bone health.(1) Each rapid-release softgel contains a potent 125 mcg (5000 IU) dose of D3 Vitamin. This high-potency D3 vitamin 5000 iu supplement assists in regulating T and B-lymphocytes, helping maintain your immune system.(1) Vitamin D, or D vitamin, is often referred to as the "sunshine vitamin" because it's naturally synthesized when our skin is exposed to sunlight. That's where our D3 vitamin supplements come into play. When your body receives adequate amounts of D3 vitamin supplement 5000 IU, you help foster calcium absorption crucial for healthy bones.(1) Nature's Bounty Vitamin D3, a non-GMO, gluten-free, and sugar-free formula, and is free of artificial colors and sweeteners. Enhance your daily wellness regimen with this Vitamin D product, which combines nutritional science and the great ingredients. Whether you're looking to boost your immune system or support your bone health, incorporating a daily dose of this Vitamin D3 supplement into your routine is an easy and effective solution from Nature's Bounty.(1)