Almost every mask goes after cleansing. Where it goes after that depends entirely on what kind of mask it is — and that is the bit most answers leave out.
The rule by mask type
Clay, mud and charcoal masks (rinse-off)
Order: cleanse → mask → rinse → toner or serum → moisturiser.
These draw oil out, so they need bare skin. Rinse before anything else goes on. Apply to the T-zone only unless your whole face is oily, and take it off while it is still slightly tacky — letting a clay mask dry to cracking is how people end up tight and red.
Sheet masks
Order: cleanse → (optional toner) → mask → pat in the remaining essence → moisturiser.
A sheet mask is essentially a serum step. Do not rinse afterwards — press what is left into the skin. You still need moisturiser on top, otherwise the water evaporates and you end up no better off. Fifteen to twenty minutes is the maximum; a drying sheet mask will pull moisture back out.
Overnight and sleeping masks
Order: last. After everything.
These are occlusive by design — they sit on top and slow water loss while you sleep. Anything applied over one is wasted.
Exfoliating masks (acid-based)
Order: cleanse → mask → rinse → moisturiser.
Treat this as an active, not a treat. Do not use it in the same routine as a retinoid, do not follow it with an exfoliating toner, and do not use it more than once a week while you are finding your tolerance.
Hydrating cream masks
Order: cleanse → toner or serum → mask → rinse or leave on, as directed.
These are closer to an intense moisturiser than a treatment, so they come later in the routine.
Morning or night?
Night, for almost all of them. Masks take time, several make skin temporarily sensitive, and an exfoliating one before a day outdoors is a poor trade. The exception is a hydrating sheet mask before an event, which can sit nicely under makeup.
How often
| Type | Reasonable frequency |
|---|---|
| Clay or charcoal | Once a week, T-zone |
| Sheet (hydrating) | Up to a few times a week |
| Exfoliating | Once a week at most |
| Overnight | Two or three times a week |
Four mistakes
Masking instead of having a routine. A mask once a week will not outperform a cleanser, moisturiser and sunscreen used daily. It is the smallest lever in skincare, which is the opposite of how it is marketed.
Multi-masking everything. Three masks on three zones is a lot of product on skin that only needed one.
Leaving clay on until it cracks. The tightness is dehydration, not deep cleaning.
Stacking a mask with other actives the same night. An acid mask plus a retinoid is one of the quickest routes to a damaged barrier — see what to do if you have over-exfoliated.
Do you need masks at all?
No. They are optional, and on a student budget they are the first thing to cut. If your cleanser, moisturiser, sunscreen and one treatment are not yet consistent, money spent on masks is money that would do more elsewhere.
General information, not medical advice. For skincare basics see the American Academy of Dermatology.
Related: where toner fits in the order.