Fruit alone does not provide all the nutrients you need for healthy hair, so you must make sure to eat fruit in combination with other foods, such as those rich in. A balanced diet that's rich in essential nutrients can help you have strong, healthy hair. You can provide a further boost to your hair health by choosing fruits and vegetables that contain vitamins that will help with hair growth. It also helps produce sebum, oily secretions, in. 15 Foods to Eat for Glowing Skin and Healthy Hair in vitamin C. Try a squeeze of lemon in a homemade dressing drizzled over a spinach salad. Drinking pineapple juice and munching on the fruit help the body synthesize collagen, which.