Forgive the clich, but a healthy scalp is a happy scalp. A hydrated, clean scalp is one of the best platforms for steady and healthy hair growth. Since you're either adding products to your hair, not washing as often due to straightening or keeping it in a protective style, it's vital to keep your scalp in its best possible shape. Try a moisturizing shampoo like Shea Moisture's Moisture Retaining Shampoo, ($10, Target.com) to remove product buildup.
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