Calcium Extra Strength Builder

The closest match in our database has a — ingredient overlap and saves shoppers around $0 per bottle.

Yes — when the ingredient match is above 70%, most shoppers report the dupe performs comparably to Nail-Aid Calcium Extra Strength Builder at a fraction of the price.

Dupli compares full ingredient lists, key actives, and finish/feel claims across thousands of products to surface the best match.

Download Dupli on iPhone, scan the Nail-Aid Calcium Extra Strength Builder barcode, and you'll see every matched dupe ranked by ingredient similarity.