COSRX AHA 7 Whitehead Power Liquid vs heimish RX AHA BHA Peeling Serum
A side-by-side comparison of two Korean exfoliators — ingredients, skin-type fit, size and live UK prices — to help you decide which to buy.
COSRX
AHA 7 Whitehead Power Liquid
£15.13 delivered
£11.28 + £3.85 delivery · free over £50
Ships from overseas6–15 business days · Express £5.39, 4–8 business days
Ships from UK · £25.90 delivered at MOIDA£22.00 + £3.90 delivery · free over £30 · 2–5 working days
Compare all prices
heimish
RX AHA BHA Peeling Serum
£15.75 delivered
£11.90 + £3.85 delivery · free over £50
Ships from overseas6–15 business days · Express £5.39, 4–8 business days
Compare all prices| Price (from) | £11.28 | £11.90 |
|---|---|---|
| Category | Exfoliators | Exfoliators |
| Key ingredient | AHA 7% (Glycolic Acid) | AHA + BHA (Salicylic Acid) |
| Best for | oily, combination, normal | oily, combination |
| Targets | texture, pores, acne, pigmentation | exfoliation, pigmentation, hydration, texture |
| Size | 100ml | 35ml |
Which should you choose?
COSRX AHA 7 Whitehead Power Liquid centres on AHA 7% (Glycolic Acid), while heimish RX AHA BHA Peeling Serum leads with AHA + BHA (Salicylic Acid). Both work for oily, combination skin, so it often comes down to texture, price and the active you want to prioritise. On price, COSRX AHA 7 Whitehead Power Liquid is currently the better value — but prices change daily, so check both below.
Frequently asked questions
What is the difference between COSRX AHA 7 Whitehead Power Liquid and heimish RX AHA BHA Peeling Serum?
Both are Korean exfoliators. COSRX AHA 7 Whitehead Power Liquid is built around AHA 7% (Glycolic Acid), while heimish RX AHA BHA Peeling Serum leads with AHA + BHA (Salicylic Acid). Both suit oily, combination skin.
Which is cheaper, COSRX AHA 7 Whitehead Power Liquid or heimish RX AHA BHA Peeling Serum?
COSRX AHA 7 Whitehead Power Liquid is currently the cheaper of the two at around £11.28. We check both prices daily across the UK retailers we compare, and each one shows when it was last checked.
Can I use COSRX AHA 7 Whitehead Power Liquid and heimish RX AHA BHA Peeling Serum together?
In most routines you can layer different product types, but two products of the same step (e.g. two exfoliators) are usually used as alternatives rather than together. Patch-test new actives and introduce one at a time.
Still deciding? See the full ranking
Both of these are Korean exfoliators. Our ranked round-ups price-compare every option we rate for each skin type they suit, not just these two.