Vitamin D3 Lemon Melts provides 2000iu of vitamin D3 in a small, tasty, lemon-flavoured melting tablet, that can be chewed or melted under the tongue. It is an ideal way to supplement vitamin D3 throughout the winter or all year round, to help maintain adequate vitamin D levels in the body, and is perfect for those who don't like liquids or find it difficult to swallow tablets and capsules. It is a really easy and convenient way to supplement vitamin D, and can be taken by adults and children over the age of 6. It's free from artifical sweeteners and is naturally sweetened with xylitol and steviol glycosides.an take as little or as much as required to suit your individual needs.