Your AM and PM Routine — What Goes Where and Why — AESU

20 March 2026

Naomi

Routine

TL;DR

Morning is about protection. Evening is about repair. Once that clicks, the rest gets a lot simpler.

Your AM and PM Routine — What Goes Where and Why

I tend to see the 10-step Korean skincare routine as a menu — you pick what works for you. You definitely don't need all of it. Just the right parts, in the right order, for what your skin needs at that moment.

The way I think about it: morning and evening have different jobs. Morning is about protection. Evening is about repair. Once that clicks, the rest gets a lot simpler.

AM Routine — Protect

Cleanser — Removes overnight product residue and sweat. Skip it if your skin is dry and you used only lightweight products the night before; a plain water rinse is enough.

Toner — Rehydrates and preps skin to absorb what comes next. Skip it if you are going straight to a moisturizer and your skin is not congested or dehydrated.

Serum (optional) — Delivers a targeted active: Vitamin C for brightening and antioxidant protection, niacinamide for tone and pore appearance. Skip it on days when your skin feels reactive or you are in a hurry — SPF matters more.

Moisturizer — Seals hydration and creates a smooth base. Skip it only if your SPF is a rich enough formula to double as a moisturizer; most are not.

SPF — If there's one step I'd never skip, it's this one. It protects against the damage every other step is working to prevent. Apply it last, generously, on everything exposed.

PM Routine — Repair

Oil cleanser — Dissolves SPF, makeup, and sebum that water-based cleansers cannot fully lift. Skip it on no-SPF, no-makeup days when a gentle foam cleanser is enough.

Water-based cleanser — Cleans the skin itself, not just the surface layer. Skip only if you used a micellar water and your skin is very dry or sensitized.

Exfoliant — 2 to 3 times a week, not daily — AHAs resurface, BHAs clear pores. Skip on nights when you are using retinol or a strong treatment serum; stacking actives is where irritation starts.

Toner — Same job as morning: rehydrates and prepares skin to absorb treatment products. Skip it if you are keeping the evening routine minimal.

Treatment serum — This is where your actives live at night: retinol, peptides, niacinamide, snail mucin. Skip the heavy hitters on nights your skin is recovering from sun, stress, or over-exfoliation.

Moisturizer — Locks everything in overnight. Richer textures work well here since there's no SPF to layer over them. I'd really try not to skip this one.