A shopping-aisle convention, not a medical classification
The oily/dry/combination/normal/sensitive framework is widely used by the cosmetics and skincare industry to help match products to routines, but it is not a formal clinical taxonomy the way, for example, blood type is. Dermatologists often think in terms of specific concerns and conditions rather than sorting every patient into one of these categories.
Don't confuse skin type with the Fitzpatrick scale
The Fitzpatrick scale is a completely different classification describing skin tone and how it typically responds to sun exposure, used mainly in dermatology and to guide sun-protection advice. It has no direct relationship to whether skin runs oily, dry, or combination.
Why your skin type can feel like it changes
Because oil production, hydration, and barrier function all respond to temperature, humidity, hormones, and aging, it is common and normal for the same person to notice drier skin in winter and oilier skin in summer, or a gradual shift in tendency over the years.
Frequently Asked Questions
How can I figure out my skin type at home?
A common informal method is the "bare-face test": cleanse your face, apply nothing for about 30 minutes, then observe where shine, tightness, or flaking appears.
Can my skin type change over time?
Yes. Weather, season, aging, hormonal changes, and even your existing skincare routine can all shift how your skin behaves, so it is worth periodically reassessing rather than assuming it is fixed for life.
Is "sensitive skin" its own separate type?
It's usually described as a reactive tendency that can layer on top of any other skin type, rather than sitting on the same oil-versus-dryness axis as oily, dry, combination, and normal.
Is skin type the same as the Fitzpatrick scale?
No β the Fitzpatrick scale classifies skin tone and sun sensitivity, which is unrelated to whether your skin runs oily, dry, combination, or normal.