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Beauty Blog

Skincare, honestly explained.

Actives, research and routines – from beautician Nia, without promises skincare can’t keep.

Nia, beautician and founder of Cosmenia, with the Facial Cleanser

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Articles on: Ernährung und Haut

Kollagenpulver im Glas als Symbolbild für orale Kollagen-Peptide und ihre Wirkung auf die Haut

Drinking Collagen: What the Research on Oral Collagen Peptides Really Shows

Collagen powders and drinks promise firmer skin from within. We look at the current research and the regulatory situation on health claims, and show which skincare targets the skin's structure.
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Symbolbild für Intervallfasten und seinen Einfluss auf das Hautbild

Intermittent Fasting and Skin: Does Fasting Really Improve Your Complexion?

Does fasting really give you clear skin? We look at the research, from small psoriasis studies to a 2026 systematic review, and assess what is proven and what isn't.
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