Nature's Bounty Vitamin D3 10,000 IU is a high-potency supplement containing 72 capsules designed for short-term therapy of vitamin D deficiency. Each capsule provides 250mcg (10,000 IU) of vitamin D3 to support immune health and help maintain healthy vitamin D levels in the body. This high-dose vitamin D3 supplement comes in an easy-to-swallow capsule form packaged in Nature's Bounty's signature green bottle. The 10,000 IU strength is intended for short-term therapeutic use under healthcare provider supervision to address significant vitamin D deficiency. Vitamin D3 plays an essential role in calcium absorption, bone health, and immune system function. This product should not be used for long-term supplementation without medical guidance due to its high potency.