OstroVit - Histidine is an amino acid...
Food supplement IronFlex - Collagen Beauty Shot contains high-quality drinkable collagen supplemented with vitamin C and zinc.
Food supplement Olimp Labs - Kolagen Activ Plus based on collagen hydrolyzate with the addition of calcium, vitamins C and B6, which reduce decay and restore body structures.
Food supplement EXtrifit - Collagen Hydrolysate Liquid contains liquid collagen enriched with vitamins.