Shop Nature's Bounty D3-10,000 IU Softgels in a convenient four-pack. Vitamin D, or the "Sunshine Vitamin," is essential for maintaining healthy vitamin D levels, especially with limited sun exposure. This high-potency vitamin D3 supplement supports immune health, bone health, and calcium absorption, helping you reach your daily intake goals. Each bottle contains 72 softgels; this pack includes four bottles for ongoing supplementation.