Ancient peoples believed that sturgeon caviar had medicinal qualities and it had become known at feasts early in human recorded history.
The caviar of sturgeon breeds, of Azerbaijan sector of Caspian Sea, by contents of albumen; fat and amino acid have no analogues in the world. In structure of beluga caviar there is a dairy acid, which is very necessary for human organism. On caloric content black caviar exceed meat and milk and other products. 100 grams of product contain:
- albumen - 37 %;
- fat -14 %;
- carbohydrates - 0.12 %;
- vitamins B1- 0.36 %; B2 - 1.5 %; A - 0.18 %;
- calories content - 206 Cal.