About this product
ISNTREE Hyper Retinol EX 1.0 Serum 20ml is a high-potency 1% retinol serum for experienced retinoid users seeking maximum anti-ageing efficacy from collagen stimulation, accelerated cell turnover, and deep wrinkle reduction. Start with low-frequency use and gradually build to nightly application.
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Based on confirmed product attributes. Always check the full ingredient list for personal allergens.
Always check the full ingredient list if you have known allergies or sensitivities.
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Disclaimer: The information on this page is for informational purposes only and does not constitute medical or dermatological advice. Always do your own research, consult a qualified professional if you have concerns, and patch test new products before full application — especially if you have sensitive or reactive skin.