If you have an active lifestyle then try our Vitamin D3 tablet, which helps to maintain muscle function and keep your bones healthy. Each tablet contains 75µg, or 3000 IU, of vitamin D and also helps to support the immune system - especially handy in the winter months when our natural vitamin D intake may be low due to a reduced exposure to sunlight. If you have an active lifestyle then try our Vitamin D3 tablet, which helps to maintain muscle function and keep your bones healthy. Each tablet contains 75µg, or 3000 IU, of vitamin D and also helps to support the immune system - especially handy in the winter months when your natural vitamin D intake may be low due to a reduced exposure to sunlight. 75µg, or 3000 IU, of vitamin D per tablet. Helps maintain muscle function. Helps maintain healthy bones. Supports a healthy immune system. Consider using during periods of reduced exposure to sunlight. 30 or 180 tablets per pack Vitamin D3 - 3000 IU is a high dose supplement, which will make it easy to increase your vitamin B3 intake! Read more about the vitamin supplement here!