The vast majority of humans have combination skin or oily skin . Dermatologically speaking, the type of skin "dry" is very rare.
However, the skin type are Bella Serata added sensitivity and the degree of hydration of the skin. One can thus have oily skin, but uncomfortable or irritated because dehydrated and sensitive. Remember, it takes 13% of water in the surface layers of the epidermis to the skin is properly hydrated and so "comfortable". It reached that level of comfort only if we properly hydrate from the inside and if the intercellular cement is quality (fatty acids and other complex ceramides are essential here, so live the moisturizing oils !)