Let’s cut through the confusion. We’ve answered the questions everyone is asking when starting their retinol journey.
Starter Retinol * Based on a 4-week In Vitro study Advanced Retinal** G. Siegenthaler et al., Retinol and retinal metabolism, Biochemical Journal, 1990, 268, pp 371-378
Starter Retinol * Based on a 4-week In Vitro study Advanced Retinal**G. Siegenthaler et al., Retinol and retinal metabolism, Biochemical Journal, 1990, 268, pp 371-378