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Everything You Need To Know About Glycolic Acid (AHA)

A powerhouse exfoliator known for smoothing skin texture, refining pores, and promoting radiant clarity - suitable for most skin types.

Clean, cruelty-free brands
Dermatologist reviewed
Sensitive-skin friendly
20%

Understanding Glycolic Acid

Glycolic acid is one of the best-known alpha hydroxy acids (AHAs), celebrated for its ability to exfoliate the skin by loosening the bonds between dead skin cells. Derived from sugarcane, it has the smallest molecular size among AHAs, allowing it to penetrate the skin surface effectively.

This deep reach helps to smooth rough texture, brighten dull spots, and reduce the appearance of fine lines, making glycolic acid an excellent ingredient for skin renewal. Regular use encourages even skin tone and improves clarity without physical scrubbing.

Formulas often combine glycolic acid with soothing, hydrating ingredients to buffer potential irritation, making it suitable for most skin types when used correctly.

Understanding Glycolic Acid

Why Your Skin Loves It

Glycolic acid revitalises your skin by gently dissolving dead surface cells, revealing a smoother and brighter complexion underneath. It visibly softens the look of fine lines, helps fade dark spots, and promotes a firmer, more even skin tone.

Its exfoliating properties also make it effective for clearing out clogged pores, balancing oil production, and supporting clearer, less congested skin. When used consistently, it enhances overall skin texture and boosts the efficacy of your other skincare products.

Most clean formulations today include hydrating agents like aloe vera and hyaluronic acid, reducing irritation and making daily or bi-weekly use more versatile.

Why Your Skin Loves It

Best Times & Pairings

Glycolic acid works best when applied in the evening after cleansing. Start with one to three times a week, then build up as your skin adjusts. It should always be followed with a moisturiser to soothe and hydrate.

In your AM routine, pair it very sparingly, and only if directed, always using SPF to prevent UV-related irritation. It combines well with hydrating and calming ingredients like hyaluronic acid, squalane, and ceramides. Avoid using it with retinol or vitamin C in the same routine to minimise sensitivity.

Best Times & Pairings

Application Guide & Pro Tips

Apply a thin layer to clean, dry skin. Avoid rubbing aggressively; let the formula do the work. Always follow with a calming, hydrating moisturiser to maintain barrier support.

Start by using it on alternate nights to observe how your skin reacts, especially if you're new to acids. Sensitive types should consider formulas with lower concentrations or added soothing botanicals.

Avoid applying to broken skin or active breakouts. Be diligent with SPF use during the day, as AHA-treated skin can be more vulnerable to sun damage.

Application Guide & Pro Tips

Our Glycolic Acid Collection

Each product in our glycolic acid range is crafted to gently resurface and renew skin, improve smoothness, and restore balanced radiance with clean, effective formulas.

Shasta AHA Refining Acid Wash
$58.00

Shasta AHA Refining Acid Wash

A non-foaming, exfoliating cleanser that sweeps away dead cells and impurities without disrupting moisture, leaving skin visibly smoother and clearer.

Key Benefits:

Gently deep-cleans pores, refines texture, reduces congestion and breakouts, and prepares skin for optimal absorption of serums and treatment products.

Formula:

AHA blend of glycolic, mandelic, lactic, citric, and tartaric acids, paired with softening plant extracts to balance effect and minimise irritation.

Clean Beauty Market Promise

We're committed to creating products that are as good for you as they are for the planet. Every formula is crafted with intention, integrity, and care.

Cruelty-Free

Never tested on animals. We believe in ethical beauty that doesn't compromise on effectiveness.

Sustainable

Eco-friendly packaging and responsibly sourced ingredients for a better planet.

Organic

Certified organic ingredients that nourish your skin naturally without harsh chemicals.

Clean Formulas

Free from parabens, sulfates, and synthetic fragrances. Pure ingredients for pure results.

Complete Skincare Routine with Glycolic Acid

Learn how to incorporate glycolic acid into your daily skincare. Apply it post-cleanse, followed by a soothing moisturiser to protect newly exfoliated skin.

Morning Routine

1

Gentle Cleanser

Start with a mild, soothing cleanser to refresh the skin and prepare it for the day ahead.

2

Hydrating Toner or Serum

Use a hydrating layer like a mist or serum before applying glycolic if using in the morning (limit based on tolerance).

Contains AHA
3

Moisturiser

Follow with a calming moisturiser to reduce any potential dryness caused by exfoliation.

Contains AHA
4

SPF 30+ Sunscreen

Always protect your skin with SPF after applying glycolic acid earlier in the routine.

Evening Routine

1

Gentle Cleanser

Use a gentle cleanser to remove the day's buildup and prep skin for effective glycolic acid application.

2

Glycolic Acid Treatment

Apply your glycolic acid serum or toner in a thin layer, avoiding eye areas. Let absorb completely.

3

Calming Moisturiser

Lock in moisture with a nourishing cream to help replenish and protect the skin overnight.

Contains AHA
4

Optional Eye Cream

If desired, dab on a fragrance-free eye cream to finish your routine with extra care.

Contains AHA

Pro Tips for Using Glycolic Acid

  • Always follow glycolic acid with a moisturiser to soothe and hydrate
  • Start with 2-3 times a week and increase as tolerated
  • Never use on broken or irritated skin
  • Avoid using with retinol or vitamin C in the same routine
  • Use SPF daily, especially when using acids