Heartleaf 77% Clear Pad

Toner pads are one of those K-beauty formats that sound unnecessary until you try them, and then you wonder why you spent years pressing cotton rounds saturated with toner against your face like some kind of skincare archaeologist. The format is simple — pre-soaked pads in a jar, grab one, swipe, done — but the convenience factor is real, especially on the nights when a full multi-step routine feels aspirational at best. Anua's Heartleaf 77% Clear Pad has become one of the format's biggest international ambassadors, and after living with it for weeks, the hype is mostly earned.

The dual-textured design is the first thing that sets this apart from a generic toner-soaked cotton round. One side is embossed with a subtle waffle pattern that provides gentle physical exfoliation as you swipe — enough to lift surface debris and dead skin cells without feeling like you're scrubbing your face with a dishcloth. The other side is smooth, designed for patting the remaining essence into skin after the textured side has done its work. It's a small design choice that makes the application feel intentional rather than wasteful.

The formula itself leads with 77% Houttuynia cordata extract — higher than the 70% in Anua's moisturizers — establishing an anti-inflammatory base that essentially tells your skin to relax while the active ingredient does its job. That active is gluconolactone, a polyhydroxy acid that occupies the gentlest corner of the chemical exfoliant spectrum. PHAs have a larger molecular size than AHAs like glycolic acid, which means they penetrate more gradually and trigger less irritation. They also bring humectant properties along for the ride, actually hydrating the skin they're exfoliating. For sensitive skin types who've been burned — literally — by glycolic or lactic acid, this is the kind of introduction to chemical exfoliation that builds confidence rather than destroying it.

The supporting botanical lineup is where Anua's formulation ambition shows. A full centella asiatica complex — not just the extract, but the isolated actives madecassoside, asiaticoside, asiatic acid, and madecassic acid — provides a secondary soothing and wound-healing layer. Green tea extract adds EGCG-driven antioxidant protection. And the proprietary Anti-Sebum P complex, a blend of pine leaf, evening primrose, elm root, and kudzu root extracts, targets sebum production and pore refinement. It's a lot of botanical action packed into a single pad.

In use, the experience is remarkably gentle. There's no tingling, no stinging, no burning — even on first use, even on sensitized skin. You swipe the textured side across the face, feel a satisfying gentle sweep, flip to the smooth side and pat, and that's it. Skin immediately looks a touch cleaner and feels smoother to the touch, with a light dewy finish that layers well under subsequent products. The lack of drama is the whole point — this is exfoliation that doesn't announce itself.

Results accumulate rather than appear overnight. After three to five uses, skin texture starts to feel noticeably smoother under the fingertips. By two to three weeks of consistent every-other-day use, pores look less congested, the skin surface appears more refined, and there's a subtle brightening effect. The changes aren't dramatic enough to make you grab your phone for a before-and-after selfie, but they're real and they're consistent. For skin that panics at the thought of a glycolic peel, this measured, gentle approach to resurfacing is exactly right.

The limitations are predictable and honest. If you want aggressive exfoliation — the kind that visibly flakes dead skin or delivers a dramatic overnight glow — this isn't it. The gluconolactone is doing real work, but it's working politely, and some skin types will find the effect too subtle to justify the product's place in their routine. The 70-pad count also means the jar lasts two to three months at every-other-day use, which is reasonable, but daily users will burn through it faster than they'd like at $22.

The pads themselves are thinner than some competitors in the toner pad space, which means they carry slightly less essence per pad. They're still adequately soaked — you won't feel like you're swiping a dry cloth across your face — but the pad material itself isn't as plush or substantial as premium alternatives. It's a minor quibble, but in a format where the physical pad is half the experience, pad quality matters.

What makes this product work is the philosophy behind it: exfoliation doesn't have to be aggressive to be effective. By embedding a gentle PHA in a 77% heartleaf solution, buffered by centella asiatica and soothing botanicals, Anua created an exfoliant that sensitive skin types can actually use consistently. And consistency, not potency, is what drives real results in exfoliation. A gentle pad used faithfully four times a week will outperform a dramatic peel used once and then abandoned because it left your face feeling like it lost a fight with a sunburn.

Formula

The Science

Gluconolactone, the PHA exfoliant in this formula, has been studied extensively as a gentler alternative to traditional AHAs. A key comparative study published in Dermatologic Surgery demonstrated that PHAs provide comparable exfoliation and anti-aging benefits to AHAs like glycolic acid but with significantly less irritation, making them suitable for sensitive skin and rosacea patients. Gluconolactone's larger molecular size (molecular weight 178 g/mol vs. glycolic acid's 76 g/mol) results in slower, more even penetration that reduces the sharp pH-dependent irritation response.

The centella asiatica complex provides well-established soothing support. Madecassoside and asiaticoside have been shown to promote collagen synthesis and wound healing, while asiatic acid and madecassic acid exhibit anti-inflammatory activity through multiple pathways. A review in the International Journal of Molecular Sciences confirmed centella's role in promoting skin barrier recovery and reducing inflammation.

Houttuynia cordata's anti-inflammatory flavonoids — quercetin, quercitrin, and hyperoside — add a complementary soothing mechanism through NF-kB pathway inhibition. The combination of two distinct anti-inflammatory botanical systems (heartleaf and centella) with a gentle exfoliant creates a formula designed to minimize the inflammatory response that typically accompanies chemical exfoliation.

References

1. Pharmacological Effects of Houttuynia cordata Thunb (H. cordata): A Comprehensive Review — Journal of Ethnopharmacology / PMC (2022)

Dermatologist Perspective

Dermatologists frequently recommend PHAs as a starting point for patients who want to incorporate chemical exfoliation but have experienced irritation with AHAs or BHAs. Board-certified dermatologists note that gluconolactone's humectant properties make it uniquely suited for exfoliation in sensitive skin, as it hydrates while it exfoliates. The combination with centella asiatica — one of the most well-validated calming botanicals in dermatological practice — adds clinical credibility to the soothing claims. Dermatologists would advise using these pads on alternate evenings initially and always following with sunscreen the next morning, as any exfoliant increases photosensitivity.

Guidance

Toner pads are a Korean skincare staple that never quite crossed over to Western markets with the same enthusiasm — until brands like Anua made them accessible. This product became one of Anua's gateway products internationally, introducing non-Korean consumers to the convenience of pad-based exfoliation wrapped in the brand's signature heartleaf soothing.

About Anua Emerging Brand (2–5 years)

Anua was founded in 2019 by Korean brand incubator The Founders and has rapidly gained global traction through viral K-beauty channels. The brand's formulations center on Houttuynia cordata (heartleaf), a traditional East Asian botanical with emerging clinical evidence, though independent validation of Anua's specific products remains limited.

Brand founded: 2019 · Product launched: 2020

Myth vs. Reality

Myth

Toner pads are just expensive cotton rounds soaked in regular toner.

Reality

These pads are specifically engineered with a dual-textured construction — embossed for gentle physical exfoliation and smooth for essence delivery. The pad material and saturation level are designed to work together with the PHA formula, not just as a delivery vehicle.

Myth

PHA exfoliation is too weak to make a real difference.

Reality

Gluconolactone's larger molecular size means it penetrates more gradually than AHAs, but it still effectively dissolves intercellular bonds between dead skin cells. The gentler action actually allows more consistent daily-to-alternate-day use, and cumulative results over weeks often match or exceed aggressive weekly peels.

FAQ

Common Praise

"Gentle enough for sensitive skin while still exfoliating effectively"

"Dual-textured pads are convenient and well-soaked"

"Noticeably smoother skin after a few uses"

"Soothes redness while clearing pores"

"Included tweezers make pad removal hygienic"

Common Complaints

"70 pads don't last long if using one per day"

"Exfoliation is too mild for those wanting aggressive results"

"Packaging can be bulky for travel"

"Some find the pads too thin compared to competitors"

Notable Endorsements

Olive Young bestsellerWidely recommended in K-beauty Reddit communities

Appears In

best toner pad for sensitive skin best pha exfoliant best k beauty exfoliating pad best gentle exfoliant for acne

Related Conditions

acne large pores dullness texture oiliness sensitivity

Related Ingredients

houttuynia cordata gluconolactone centella asiatica green tea