Vitamin D3 100\u00B5g ( 4000 IU ) 365 Micro-Tablets \u2013 one-a-Day Easy to Swallow high Strength Tablets \nmanufactured exclusively in the UK to GMP code of practice and ISO 9001\nHIGHEST POTENCYSwiss BioEnergetics high strength Vitamin D3 supplied in our maximum strength easy-to-swallow micro tablets  \nEFFECTIVEVitamin D3 is essential in supporting normal \nimmune function, helps maintain bones, teeth and normal muscle function \nand plays a role in the process of cell division and maintaining normal \nblood calcium levels (substantiated by EFSA \u2013 European Food Safety \nAuthority)  \nPURE Swiss BioEnergetics Vitamin D3 tablets are \nmanufactured using only the finest quality raw materials in their best \ngrade and purest natural form so that we can guarantee you receive a \nconsistently high-quality product. Utilising the latest research to \nbring you premium, balanced, scientifically validated formulations free \nfrom: \u2718lactose, \u2718glu;