OstroVit Pharma Colostrum is a dietary supplement in powder form with a natural taste created to supplement the daily diet of adults. The preparation uses colostrum bovinum, i.e. bovine colostrum, of which 30% consists of valuable immunoglobulins (IgG). Each serving contains up to 1000 mg of colostrum , of which 300 mg is immunoglobulin (IG). Colostrum - what is it? Colostrum , also known as colostrum or young colostrum. In its natural form, it is a substance with a characteristic yellow color, secreted by the mammary glands of mammals: cows, goats, sheep, horses, etc., produced in the last period before birth and in the first days after birth. It is the first food of every newborn mammal, including humans. Its composition is different from the milk obtained later. It is a mixture of many ingredients with different physical, chemical and biological properties. Contains, among others: immunoglobulins. A large package of OstroVit Pharma Colostrum contains 100 g of naturally flavored powder that can be added to oatmeal, cocktail or yogurt.