Hand-picked selections curated for Oily Skin Oily skin is the result of the overproduction of sebum from sebaceous glands. These glands are located under the skin's surface. Sebum is an oily substance made of fats. Sebum isn't all bad since it helps protect and moisturize your skin however too much isn't great for your skin. Oily skin types tend to be more acne-prone. These products used in conjunction will work to regulate your skin's oil production, keep your skin hydrated and moisturized to restore your skin back to glowing, healthy, and normal.