1-Methylhydantoin-2-Imide vs Fragrance (Parfum) Propylparaben
1-Methylhydantoin-2-Imide and Fragrance (Parfum) Propylparaben are both keeps the product fresh ingredients. 1-Methylhydantoin-2-Imide is found in 8 products while Fragrance (Parfum) Propylparaben appears in 1, making 1-Methylhydantoin-2-Imide the more widely used option.
1-Methylhydantoin-2-Imide
Keeps the product fresh
Fragrance (Parfum) Propylparaben
Paraben preservative