Tag: Oral safety

The U.S. Food and Drug Administration (FDA) has designated food-grade glycerin as Generally Recognized As Safe (GRAS) for human intake. Still, many wonder, is vegetable glycerin safe for internal use given its widespread application in foods, cosmetics, and pharmaceuticals? While generally considered safe in moderation, understanding the proper usage and potential side effects is crucial for consumer safety.

The castor bean plant, from which castor oil is derived, naturally contains the highly toxic protein ricin, but the oil itself does not contain this toxin if properly processed. This crucial detail underscores why the answer to the question, 'Can all castor oils be taken orally?', is a definitive no.