The main uses of bentonite are in drilling mud and as a binder, purifier, absorbent, and carrier for fertilizers or pesticides. As of around 1990, almost half of the US production of bentonite was used as drilling mud.

What is the purpose of bentonite?

People have used bentonite clay to remove impurities on the skin, such as oils, and toxins from the body for thousands of years. Bentonite clay is present in many skin products, but some people also add it to foods or drinks with the aim of relieving digestive issues or removing toxins from the body.

What is the purpose of using bentonite in piling?

Bentonite slurries are known to perform the following pivotal functions: a) Support the excavation by exerting hydrostatic pressure on its walls i.e. to prevent the collapse or retain an area. b) Remain in the excavation, and not flow to any great extent into the soil thereby acting as a sealant.