The Nutravita Vitamin D Tablets are a powerful vegetarian supplement with 4000 IU per tablet of high strength D3 vitamins, designed to support immune system and bone health. Each pack contains 400 tablets, making it a 1-year supply. Manufactured in the UK, these tablets are ideal for vegetarians and non-vegetarians alike. Vitamin D is essential for maintaining healthy bones, supporting the immune system, and aiding in the absorption of calcium. Regularly taken at a dosage of one tablet per day, these 4000 IU Vitamin D3 tablets ensure a balanced intake of this vital nutrient.