The Journal
Nail Care

The Nail Care Habits That Actually Matter

Stronger nails have less to do with expensive treatments and more to do with a handful of small, repeatable habits.

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Nail health gets treated like a mystery, but most of what causes weak, splitting nails comes down to a short list of avoidable habits — and fixing them tends to matter more than any single product.

Cuticle oil, used daily rather than occasionally, is the habit with the most noticeable payoff. Cuticles aren't just decorative — they seal the base of the nail, and when they dry out and crack, that seal breaks, letting moisture escape from the nail plate itself. A small amount worked in nightly does more than an occasional treatment ever will. This is the one we keep by the sink. (paid link)

Gloves during cleaning matter more than most people assume. Repeated water exposure followed by drying is one of the most damaging cycles for nails — it causes them to expand and contract repeatedly, which leads to peeling and splitting over time.

Filing in one direction, rather than a back-and-forth sawing motion, prevents the microscopic tears that weaken the nail edge and eventually cause splitting.

A short recovery period between gel or acrylic sets gives nails a chance to rehydrate. Continuous wear without a break is one of the most common causes of thin, bendable nails that seem to never grow past a certain length.

Biotin-rich foods — eggs, nuts, leafy greens — support keratin production from the inside, though it's worth knowing this works slowly, over months, not days.

None of this requires a dramatic routine overhaul. It's mostly about removing the small habits that quietly undo progress, rather than adding more products on top of the problem.