Does P50 Have Phenol? The Definitive Answer on Biologique Recherche's Formula
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4 min read
Since the original 1970 formula was introduced, the question 'does P50 have phenol?' has sparked debate in the skincare world. While the original version did contain this ingredient, it has since been banned in the US and Europe, leading to the development of new, highly effective phenol-free formulations.
