We asked derms for tips on naturally repairing weak or brittle nails. Shop the best nail strengthening products by Onyx, ...

this Sally Hansen nail strengthener is her favorite product. “ I like this one because it doubles as a clear polish, so my ...

Using the best nail strengthener may be an effective solution ... Dr. Rambhia is also a fan of this “plant-based option” from Sally Hansen, noting that the nail hardener is free from ...