Gallstones are mineral elements (and not organic matter) mainly found in bovines gallbladders.Ox/cow gallstones are separated into different kinds depending on their size, shape and colour, each of which holds a significant commercial value. Gallstones look like stones of various shapes and colours. Two main shapes: egg-shaped or pyramid-
shaped. Two distinct colours: Orange brown or dark brown close to brownish black. Some gallstones can sometimes have the size of a hen-egg (whose weight can reach 100 grs), but the average gallstones can be compared to a pigeon egg, weighing around 10 grams.
Ox gallstones are used for the pharmacopeia. They have a medicinal use thank to their sedative, anti-inflammatory and antipyretic properties. In particular, they are used for hepatic treatment.
Gallstones have a significant commercial value that can reach 13 700 US$* per kilogram. Their value depends on their size, their quality, their preservation conditions and their texture. For an organization with bovine-related activities, collecting gallstones can be a very profitable source of additional income, especially as it doesn’t require any additional expenses or investments. Depending on the size and quality, you can sell between #2,300-3,000/gram here in Nigeria. And foreign buyers can offer between $10-13/gram. (exchange Rate factor at a time count).
After trading for long time, you can determine the cows that have this stone mere working toward them closely to listen to their breathing sound. Unhealthy cow always have gallstones so if you want to go into this trade, try to locate a country that have locally domesticated cows
Hint*Pocket scale is one of the vital instrument you must have before you can buy. And most foreign buyers only pay after accessing the quality and negotiate properly so they can always return your stones if the price is not good for you. There is always an agreement before sending the stones to them anyway.