Panthenol
D-panthenol is permitted as a source of pantothenic acid in food supplements in the EU and is used in dietary supplements in the U.S. EFSA evaluated D-panthenol as a source of vitamin B5 and found it safe at typical use levels.
What it is
Provitamin B5 (D-panthenol), an alcohol form converted to pantothenic acid in the body.
Used primarily in cosmetics; in foods/supplements it serves as a vitamin B5 source.
What regulators actually say
"D-pantothenic acid and its salts and D-panthenol added for nutritional purposes ... do not raise safety concern."
"Pantothenic acid (vitamin B5) is widely available in foods and supplements in forms including calcium D-pantothenate and panthenol."
Regulatory status
United States — FDA
Permitted in dietary supplements as a vitamin B5 source; calcium pantothenate is GRAS.
European Union — EFSA
Authorized as a source of pantothenic acid in food supplements.
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