A diet that is rich in fruit but lacking protein is a diet which is lacking in nutrients that will help hair, skin, and nails to grow. Correct answer: C The essential nutrients for hair,s kin and nails are protein, because hair and nails are made primarily of a protein called keratin, zinc, calcium, magnesium... This means that in order t support growth of the hair, nails and skin we should consume lean meat, chicken, lentils...
