What is D-pantothenamide?
D-pantothenamide, also known as pantothenic acid amide or vitamin B5 amide, is a naturally occurring compound and a precursor form of pantothenic acid (vitamin B5). With CAS Number 7757-97-3, this compound can be converted to coenzyme A (CoA) in the body, making it bioavailable as a form of B5. D-pantothenamide is classified as a nutrient rather than a functional food additive, emphasizing its role in basic nutritional support.
Common Uses
D-pantothenamide is added to dietary supplements, fortified foods, and beverages to increase pantothenic acid content. As a nutrient supplement, it helps address potential B5 deficiencies in the diet. Pantothenic acid itself is widely distributed in natural foods including eggs, mushrooms, avocados, and chicken, but supplementation with D-pantothenamide provides manufacturers with a stable, standardized form for food fortification programs. The compound is particularly useful in nutritional formulations targeting specific populations that may have increased B5 requirements.
Safety Assessment
According to FDA records, there have been zero reported adverse events associated with D-pantothenamide, and no FDA recalls have been issued for this additive. Pantothenic acid and its related forms have an excellent safety profile, with no established upper limit for toxicity in humans. The compound is water-soluble, meaning excess amounts are typically excreted through urine rather than accumulated in body tissues.
Pantothenic acid deficiency is extremely rare in humans due to its widespread presence in foods. The adequate intake (AI) for adults is 5 mg daily for most individuals. D-pantothenamide, as a B5 precursor, contributes to meeting these nutritional requirements without evidence of adverse effects at normal supplementation levels.
The lack of reported adverse events and recalls indicates that D-pantothenamide has been used without significant safety concerns in the food supply. However, comprehensive long-term safety studies specific to this compound form are limited in published literature.
Regulatory Status
D-pantothenamide is not listed on the FDA's Generally Recognized as Safe (GRAS) list. This designation does not indicate safety concerns; rather, it reflects that formal GRAS notification may not have been submitted or completed for this specific compound form. Many nutrient ingredients operate under different regulatory frameworks, particularly when used in dietary supplements versus conventional foods.
The compound can be used in dietary supplements under the Dietary Supplement Health and Education Act (DSHEA) framework, which allows nutrient ingredients to be marketed without prior FDA approval if they meet specific criteria. Use in conventional foods would require different regulatory pathways.
International regulatory agencies, including those in the European Union, recognize pantothenic acid and its forms as acceptable nutrient supplements, though specific regulatory details vary by jurisdiction.
Key Studies
While D-pantothenamide-specific clinical trials are limited, extensive research demonstrates that pantothenic acid plays crucial roles in human metabolism. Studies confirm its involvement in acetyl-CoA synthesis, fatty acid metabolism, and the synthesis of cholesterol, steroid hormones, and neurotransmitters. As a precursor to CoA, D-pantothenamide provides bioavailable pantothenic acid for these essential functions.
The excellent safety profile of pantothenic acid and related compounds across decades of food fortification and supplementation supports the general safety of D-pantothenamide, though manufacturers should maintain documentation of sourcing and purity standards.