Sally Hansen Diamond Strength Nail Hardener

For best results, reapply every other day or as needed.

Yes, it can be used as a base coat under your nail polish or as a top coat.

Most users see noticeable improvements in nail strength and reduced breakage within 5-7 days.

The shelf life is typically 2-3 years if stored properly.

Yes, the formula is generally safe for use, but always follow the application instructions and discontinue use if any irritation occurs.

Use regular nail polish remover.

This product is designed for use on natural nails.

Add a few drops of nail polish thinner and shake well.

Ensure a thin, even coat. Avoid activities that could damage the nails during the drying period.

Ensure consistent use and reapplication as directed. If the problem persists, consider consulting a nail care professional.