ACTH is a segment of a much larger glycoprotein prohormone molecule called proopiomelanocortin (POMC). POMC is synthesized by the corticotrophs of the anterior pituitary, which constitute about 10 percent of the gland.
Caviar harvested from an older fish is the more rare, and more sought after, white caviar. The Beluga sturgeon are primarily found in the Caspian Sea, which is surrounded by Iran, Azerbaijan, Russia, Kazakhstan and Turkmenistan. The other primary source of Beluga sturgeon is the Black Sea near Russia and Romania.
Almas caviar comes from Iran making it extremely rare and extremely expensive. The only known outlet is the Caviar House & Prunier in London Englandâs Picadilly that sells a kilo of the expensive Almas caviar in a 24-karat gold tin for Â£16,000, or about $25,000.