1-Methylhydantoin-2-Imide vs Sodium Methylparaben Cetylpyridinium Chloride
1-Methylhydantoin-2-Imide and Sodium Methylparaben Cetylpyridinium Chloride are both keeps the product fresh ingredients. 1-Methylhydantoin-2-Imide is found in 8 products while Sodium Methylparaben Cetylpyridinium Chloride appears in 1, making 1-Methylhydantoin-2-Imide the more widely used option.
1-Methylhydantoin-2-Imide
Keeps the product fresh
Sodium Methylparaben Cetylpyridinium Chloride
Paraben preservative