Question: what is the difference between sodium bentonite clay and calcium bentonite clay?
Answer: Sodium Bentonite is suitable for commercial and Industrial uses but calcium Bentonite is good for the body and topical. ... Sodium Bentonites are naturally high in salt - as high as 14%. They are the swelling or expanding clays, taking on more water when hydr… see more. Calcium is the best to use internally.