Seravane

Acids Exfoliating Serum

10% Mandelic Resurface

Mandelic acid at 10%, pH 3.6. The first AHA to try

4.5 (1,094 reviews)

$44$1.47 / ml

Mandelic acid at 10%, pH 3.6. The largest AHA molecule, which is why it is the one to start with: it works more slowly and stings less than glycolic.

  • Mandelic acid 10%
  • pH 3.6
  • Fragrance-free
  • PM only
  • 2–3 nights a week

In stock. Ships from Austin, TX. Orders placed before 1PM CT ship the same day.

  • Same-day dispatch. Order before 1PM CT, ships from Austin, TX.
  • 60-day returns. Prepaid label, no original box needed.
  • Refillable jars. Keep the jar, replace the formula.
Details
AcidMandelic 10% (free acid value 7.4%)
pH3.6
Frequency2–3 nights a week, never with the AHA Peel
Patch testInner forearm, 24 hours
UsePM only, on dry skin, SPF the next day
How to use
  1. Before the first use, patch test on the inner forearm and wait 24 hours.
  2. In the evening, cleanse and dry your skin completely. Acids go on dry skin.
  3. Apply half a dropper to the face, avoiding the eye area and the corners of the nose and mouth.
  4. Wait a few minutes, then follow with the Barrier Repair Cream or your usual moisturizer.
  5. Use 2–3 nights a week, never on the same night as the Overnight AHA Peel or any other acid.
  6. Wear sunscreen the next morning. This is part of the routine, not a suggestion.
  • Store below 25 °C, away from direct sunlight
  • Close tightly after use — air is what degrades the actives
  • Use within 6 months of opening
  • Keep each product in its own container; a refill pouch goes only into its matching Seravane jar
Full ingredients

Mandelic acid 10%, sodium lactate, panthenol, glycerin — fragrance-free

Aqua (Water), Mandelic Acid, Propanediol, Sodium Lactate, Glycerin, Panthenol, Pentylene Glycol, Hydroxyethylcellulose, Sodium Hydroxide, Ethylhexylglycerin, Phenoxyethanol.

The ingredient glossary

Shipping and returns
  • Standard: 3–5 business days (US)
  • Express: 1–2 business days (US)
  • International: US, CA, UK, AU, EU — 7–12 business days
  • Ships from Austin, TX. Orders placed before 1PM CT ship the same day.
  • 60-day returns. Prepaid label, no original box needed.

Shipping policy

Refund policy

A glass pipette releasing a golden drop above the neck of an amber bottle

Ideal for

  • First AHA
  • Uneven tone
  • Congestion
  • Deeper skin tones

Why buy

  • Gentler than glycolic at the same percentage
  • Percentage and pH both on the label
  • No added fragrance to compound the sting

Complete the routine

Pairs well with

Questions

Asked about 10% Mandelic Resurface

Why mandelic rather than glycolic?

Mandelic is the largest of the common AHA molecules, so it moves into skin more slowly. That is why it stings less than glycolic at the same percentage, and why it is the one to start with.

What does 'free acid value 7.4%' mean?

At pH 3.6, part of the 10% mandelic acid is neutralized and part remains as free acid, which is the portion that exfoliates. We print both numbers so you can compare formulas honestly: 10% total, 7.4% free acid.

Can I use it in the morning?

No. It is an evening product, on dry skin, with sunscreen the next morning.

Can I use it with the Overnight AHA Peel?

Never on the same night, and most people pick one of the two rather than running both. If you want the stronger option later, finish the Mandelic first and see how your skin is doing.

Can I use it with retinol?

On alternate nights, not the same night. Start with one or two acid nights a week and keep the retinol where it is. With a prescription retinoid, ask whoever prescribed it before adding any acid.

Is it safe during pregnancy?

We do not give a yes or no on pregnancy, because it depends on you and not only on the formula. The published facts are mandelic acid 10%, pH 3.6, with sodium lactate, panthenol and glycerin. Please take them to your doctor or OB.

It tingles. Is that normal?

A brief tingle on application is common with acids. Burning, redness that stays, or swelling is not. If that happens, rinse it off, stop using it and write to us. If it does not settle, see a professional.

Reviews

What customers say

Showing the 10 most recent of 1,094 reviews

  1. Marcus T.

    Verified buyer

    Oily, congested

    The first acid I have not overdone

    I like that the carton tells me the percentage and the pH and then tells me to use it twice a week, not every night. It is the first acid I have not overdone.

  2. Adaeze U.

    Verified buyer

    Combination, deeper skin tone

    Even tone without the irritation

    Glycolic has always left marks on my skin. This is slower but it has never irritated me, and after two months my skin tone looks more even.

  3. Lauren S.

    Verified buyer

    Normal, textured

    Works, but be patient

    Do not expect anything for the first three weeks. Around week five my skin texture felt smoother. Four stars because I wish I had known the timeline up front.

  4. Ben C.

    Verified buyer

    Oily

    Blackheads on my nose are less obvious

    Twice a week for two months. The congestion on my nose and chin looks clearer and I have had no peeling.

  5. Yuki T.

    Verified buyer

    Very sensitive

    Still too much for my skin

    I am very sensitive and even twice a week left my cheeks pink the next day. I have dropped to once a week on my T-zone only, which is fine, but it is not the gentle everyday thing I hoped for. To be fair, the label never says everyday.

  6. Sofia G.

    Verified buyer

    Combination

    Clear instructions

    The patch test note, the dry skin note, the SPF note. I have never had a serum explain itself this well.

  7. Trevor A.

    Verified buyer

    Oily

    Slight sticky feel until it dries

    It is a touch tacky for a few minutes. Once the cream goes on top you cannot tell. Results are good.

  8. Naomi E.

    Verified buyer

    Normal

    Smoother without the sting

    My first AHA. A faint tingle for ten seconds and that is it.

  9. Carmen I.

    Verified buyer

    Acne-prone

    Not for me

    I broke out a little in the first two weeks and stopped. It may have settled if I had continued, but I did not want to push it. The return was simple.

  10. Hugo L.

    Verified buyer

    Combination

    Does what the numbers say

    10%, pH 3.6, twice a week. My skin feels smoother and nothing hurts. I respect a brand that prints the free acid value.

10% Mandelic Resurface30 ml $44

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