Support your immune system with Sanatogen Vitamin D3 High Strength Tablets. Vitamin D3 also aids the absorption of calcium and contributes to normal muscle function. Sanatogen Vitamin D3 High Strength Tablets can be taken daily throughout the year to support your vitamin D3 intake! It helps to support your immune system, build healthy bones and teeth by aiding absorption of calcium, and contribute to normal muscle function. Key Features of Sanatogen Vitamin D3 Daily Vitamin D3 supplement Support your immune system function Build healthy teeth and bones Contribute to normal muscle function