Slowly introduce into an evening routine, starting with application three times a week and gradually increase application frequency. Apply two to three drops in the evening to face, neck and décolletage. Do not use with other retinoid products.
Avoid layering with direct acids to avoid over stimulation of the skin and impairing the barrier.
For Your Safety
Patch test before use.
Keep away from children.
Store at room temperature.
Do not use on broken skin.
Use sunscreen every morning.
If irritation occurs, stop use. If problem persists, see a doctor.
Avoid contact with eyes.
Not suitable for use if pregnant or breastfeeding.
References
L Kolbe 1 , T Mann, W Gerwat, J Batzer, S Ahlheit, C Scherner, H Wenck, F Stäb. 4-n-butylresorcinol, a highly effective tyrosinase inhibitor for the topical treatment of hyperpigmentation. J Eur Acad Dermatol Venereol. 2013 Jan;27 Suppl 1:19-23.
Giornale Italiano di Dermatologia e Venereologia, 2016/03, Efficacy and safety of a 12-month treatment with a combination of hydroxypinacolone retinoate and retinol glycospheres as maintenance therapy in acne patients after oral isotretinoin.
Ruth, N., and T. Mammone. “1310 Anti-aging effects of retinoid hydroxypinacolone retinoate on skin models.” Journal of Investigative Dermatology 138.5 (2018): S223.
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