Retinol for dark under-eye circles: how to use it and what to expect
Retinol for dark under-eye circles — what it is, how it works and how to add it to your routine without irritation.
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Collagen — properties, benefits and how to use it.
Collagen is the skin's main structural protein, responsible for firmness and density.
Suitable for most skin types when introduced sensibly.
Introduce gradually, watch your skin's response and don't skip SPF.
Topical formulas support the barrier, while real collagen synthesis is driven by retinoids, vitamin C and peptides.