[Question] Do you have soft nails or do they chip, crack or peel easily, and/or are they brittle or contain ridges (not smooth)? [Response] Yes____ No____ [Feedback for Yes Answers] 
Soft nails or nails that chip, crack or peel easily, and/or are they brittle or contain ridges (not smooth) are often caused by deficiencies in calcium, and other minerals