Stark Pharm's Flex GCM formula...
A product designed specifically for athletes who have difficulty gaining weight and muscle mass.
Hard Mass Gainer Inner Armor is designed for hard training athletes and people who have difficulty gaining weight.
Food supplement OstroVit - Waxy Maize contains carbohydrates, the source of which is corn starch.
OstroVit - Mass IT Mass Gainer, which has properties that support muscle building and body shape by supplying the muscles with essential carbohydrates and protein.
Food supplement OstroVit - Carbo contains carbohydrates with different glycemic index.