An interesting area of research currently underway is the use of niacin and niacinamide in skin care products as anti-aging agents, for treatment of acne, skin lightening, anti-inflammatory, skin brightening, helps to prevent water loss topically, and, possibly, for prevention of skin cancer.
INCI: Niacinamide, Pyridine-3-carboxamide, no-flush form of Vitamin B-3
Cas No: 98-92-0
Molecular Weight: 122.1
Appearance: white, crystalline or granular powder, odorless
Storage Recommendation: cool, dark and dry area
Expiration Date: 2 years after purchase/receiving date
Suggested Usage Rate: .5 - 4% (AT MAX)
Solubility: water soluble, may form crystals when mixed with acids
Melting Point: above boiling point, not applicable
Specific Gravity: 1.40 @ 25°C [77° f]
Synonyms: antipellagra-vitamin, vitamin PP (pellagra-preventive), PP-factor, pyridin-3-carboniacidamide, nicotinamide, nicotinic acid amide, sometimes [mistakenly] niacin
Concerns/Considerations: this is stable towards light, oxygen and when formulating with heavy metals. Stable within the pH range of 3.0-7.5. Do not heat above 180° f. when blended with acidic or alkaline actives it is hydrolyzed into nicotinamide.