Nail Health — Science & Care

A complete nail care routine built for people who wear press-on nails regularly — before application, during wear, and after removal. Sophie covers nail prep, cuticle health, moisture balance, and the rest period protocol that keeps natural nails healthy through repeated cycles.

Do press-on nails damage your natural nails? Sophie reviews dermatology research, nail physiology, and 454 customer reviews to give you an evidence-based answer — and the four habits that actually cause harm.

ネイルグルーの主成分はエチルシアノアクリレートであり、ホルムアルデヒドではありません。ネイルグルーに実際に含まれている成分や、接着の仕組み、そして爪や健康への安全性について詳しく解説します。

Toenail falling off? Learn the 6 common causes — running, trauma, fungus — plus treatment, recovery timeline, and when to see a doctor.

The vitamins and nutrients that actually support nail health — biotin, iron, protein, zinc, and more. Dosage, food sources & when to supplement.

Cuticle care done right: why you shouldn't cut them, the correct pushing technique, daily oil habits, and when to see a doctor — AAD-backed guide.

Hangnails hurt more than they should. Learn why they form, how to treat them safely at home, and 7 ways to prevent hangnails — backed by AAD guidance.

The complete nail care routine: daily habits, weekly care, nutrition, and the extra steps press-on wearers need. Evidence-based guide from AAD sources.

Worried about green nails from press-on wear? Learn what green nail syndrome is, why it happens, how to treat it, and how to prevent it — without fear.

Why do nails grow so fast? 7 factors — diet, hormones, age, season & more. When fast growth is normal vs when to see a doctor.

Nails curving downward? Learn the 6 most common causes — from genetics to nail damage — and what you can do about it. Expert advice from nail professionals.