Health Aid Vitamin D3 1000 I.U. is a daily supplement containing 1000 international units of vitamin D3 per tablet. This vegetarian-friendly formula supports bone and teeth health, helps with calcium absorption, and provides essential vitamin D supplementation for those with limited sun exposure. The product comes in a convenient one-a-day dosage format with 30 tablets per pack. Vitamin D3 (cholecalciferol) is the same form of vitamin D that is naturally produced by the body when skin is exposed to sunlight. It plays a crucial role in maintaining healthy bones and teeth, supporting immune function, and helping the body absorb and utilize calcium properly. This vegetarian formulation makes it suitable for those following a plant-based diet.