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