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Is bentonite clay safe?

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Bentonite clay is generally OK to use on your skin and hair. But the FDA doesn't regulate health and cosmetic products, so there's no way to know exactly what's in them or if they'll work. Doctors don't recommend eating it.

From: Health Benefits of Bentonite Clay WebMD Medical Reference

SOURCES:

Bethany Doerfler, registered dietitian nutritionist; clinical dietitian, Northwestern Memorial Hospital.

World Health Organization (WHO): “Bentonite, Kaolin, and Selected Clay Minerals.”

International Geology Review : “Evaluation of the medicinal use of clay minerals as antibacterial agents.”

Iranian Journal of Public Health : “Bentonite Clay as a Natural Remedy: A Brief Review.”

Elements : “Bentonite, Bandaids, and Borborygmi.”

National Library of Medicine (TOXNET): “Bentonite.”

Wyoming Mining Association: “Bentonite.”

Cornell University Cooperative Exchange: “Cation Exchange Capacity (CEC).”

Nursing and Midwifery Studies : “Shampoo-Clay Heals Diaper Rash Faster Than Calendula Officinalis.”

Transactions of the Royal Society of Tropical Medicine and Hygiene : “Geophagy and potential health implications: geohelminths, microbes and heavy metals.”

Toxicology Reports : “Heavy metal content and potential health risk of geophagic white clay from the Kumasi Metropolis in Ghana.”

Journal of the American Academy of Dermatology : “Sustainable rates of sebum secretion in acne patients and matched normal control subjects.”

The Journal of the American Dental Association : “Charcoal and charcoal-based dentifrices.”

The American Journal of Tropical Medicine and Hygiene : “Short-Term Safety and Efficacy of Calcium Montmorillonite Clay (UPSN) in Children.”

FDA: “FDA warns consumers about health risks with Alikay Naturals -- Bentonite Me Baby -- Bentonite Clay,” “FDA Warns Consumers Not to Use ‘Best Bentonite Clay.’”

Pediatric Emergency Care : “Severe hypokalemia caused by oral and rectal administration of bentonite in a pediatric patient.”

Journal of International Society of Preventive & Community Dentistry : “Eating everything except food (PICA): A rare case report and review.”

Reviewed by Stephanie S. Gardner on December 11, 2019

SOURCES:

Bethany Doerfler, registered dietitian nutritionist; clinical dietitian, Northwestern Memorial Hospital.

World Health Organization (WHO): “Bentonite, Kaolin, and Selected Clay Minerals.”

International Geology Review : “Evaluation of the medicinal use of clay minerals as antibacterial agents.”

Iranian Journal of Public Health : “Bentonite Clay as a Natural Remedy: A Brief Review.”

Elements : “Bentonite, Bandaids, and Borborygmi.”

National Library of Medicine (TOXNET): “Bentonite.”

Wyoming Mining Association: “Bentonite.”

Cornell University Cooperative Exchange: “Cation Exchange Capacity (CEC).”

Nursing and Midwifery Studies : “Shampoo-Clay Heals Diaper Rash Faster Than Calendula Officinalis.”

Transactions of the Royal Society of Tropical Medicine and Hygiene : “Geophagy and potential health implications: geohelminths, microbes and heavy metals.”

Toxicology Reports : “Heavy metal content and potential health risk of geophagic white clay from the Kumasi Metropolis in Ghana.”

Journal of the American Academy of Dermatology : “Sustainable rates of sebum secretion in acne patients and matched normal control subjects.”

The Journal of the American Dental Association : “Charcoal and charcoal-based dentifrices.”

The American Journal of Tropical Medicine and Hygiene : “Short-Term Safety and Efficacy of Calcium Montmorillonite Clay (UPSN) in Children.”

FDA: “FDA warns consumers about health risks with Alikay Naturals -- Bentonite Me Baby -- Bentonite Clay,” “FDA Warns Consumers Not to Use ‘Best Bentonite Clay.’”

Pediatric Emergency Care : “Severe hypokalemia caused by oral and rectal administration of bentonite in a pediatric patient.”

Journal of International Society of Preventive & Community Dentistry : “Eating everything except food (PICA): A rare case report and review.”

Reviewed by Stephanie S. Gardner on December 11, 2019

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