New subscribers get their first month of Kollo Premium Liquid Marine Collagen for £47, plus a free Vitamin D3+K2 oral spray worth £19 in their first order. Stay subscribed and the gifts keep coming: free Electrolytes+ and a Kollo water bottle with month two, then surprise supplements to try. Every sachet contains 10,000mg of Naticol® hydrolysed marine collagen with vitamin C, L — lysine and B vitamins.