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LJ HairLab

Niacinamide

Vitamin CG-friendly

Vitamin B3, used in scalp products for its skin-conditioning effects.

How our checker rates it

ModeRatingWhy
Curly Girl OK No concerns for this mode.
Relaxed hair OK No concerns for this mode.
Low porosity OK No concerns for this mode.
Protein-sensitive OK No concerns for this mode.

Ratings assume it is listed near the top of the label. After the first preservative or fragrance (likely 1% or less) most cautions soften.

What vitamin ingredients do

Vitamins and provitamins such as panthenol (B5) that add moisture and softness. Panthenol is not a protein.

Also listed as

  • vitamin b3
  • nicotinamide
Check a whole product Paste the full ingredient list to see every flag at once.

Similar ingredients

Sources

Last data update:

  1. Cosmetic Ingredient Review (CIR). Ingredient safety assessments. Safety assessments for cosmetic ingredients cited on ingredient pages.

How we research and update pages: editorial policy. Spotted an error? Tell us.