OstroVit - Histidine is an amino acid...
Super Mass Gainer by Dymatize is a powerful new formula containing protein, glutamine, amino acid complex - in general, everything you need for maximum muscle growth.
Dymatize Nutrition - Super Mass Gainer contains a protein base made entirely of milk proteins.
Gainer is a dietary supplement containing mainly high-quality protein (protein) and carbohydrates, due to which it has a high anabolic effect.