In addition to raising hemoglobin, black caviar has many beneficial properties, so of course you need to use it when you can. I can advise you a proven supplier of real caviar
https://globalseafoods.com/products/russian-ossetra-sturgeon-caviar I have been buying from him for a long time and the product is always of high quality. By the way, when you subscribe, you will receive caviar at a discount