Ingredient dossier Nº 043 / The verified record
Madecassoside
MADECASSOSIDE
Effective concentration, the pH it needs, how the derivatives compare, stability in the bottle, and the open questions — every scientific claim on this page links to its source.
- soothing / skin-conditioning botanical
- wound-healing support (in studies)
- collagen & extracellular-matrix support
- antioxidant
- anti-inflammatory
Editorial verdict / Social intelligence
The star cica triterpene — real soothing, wound-healing and collagen biology, and the reason centella calms skin — but it's a gentle soother-and-repair active, not a retinoid or a brightener, and most of the proof is whole-extract or in-vitro. 1
- Beauty benefit
- Madecassoside is the molecule doing most of the heavy lifting behind 'cica.' It's one of the main triterpene compounds in Centella asiatica — the gotu kola / tiger-grass plant on the front of every Cicapair, centella or 'cica' product — and it's one of the two compounds used to standardize the plant, so it's genuinely the most-cited reason centella formulas calm and repair skin. The biology is real: in lab, animal and wound studies it helps wounds close, nudges fibroblasts to build collagen, mops up free radicals and damps inflammation. That's the authentic 'soothe and support' profile cica products promise.
- Does it work
- Yes as a soothing-and-repair active, with an honest asterisk on how much of the proof is about madecassoside specifically. The strongest evidence comes from in-vitro cells, animal models, or oral dosing, and a lot of the human research is on the whole centella extract (or TECA, the titrated extract) rather than isolated topical madecassoside — the human facial trials that exist tend to test soothing blends where madecassoside is one of several calming agents. So the fair read is: a well-tolerated, evidence-backed calming and barrier-supporting ingredient that pairs beautifully with your actives and works nicely to settle skin after a retinoid, acid or in-office procedure — not a retinoid-level wrinkle treatment, and not a tyrosinase brightener that fades dark spots. One practical note: 'centella' products vary a lot in how much actual madecassoside they contain, so judge them on how your skin responds. See the science below →
Consensus strength
ModerateMadecassoside has well-documented soothing, wound-healing, collagen-supporting and antioxidant biology and is the marker triterpene behind centella/cica products — but much of the strongest evidence is in-vitro, animal, oral or whole-extract, and the human facial trials test soothing blends rather than isolated madecassoside. The honest consensus: a gentle, well-tolerated soother-and-repair active that genuinely calms and supports skin, while its solo facial anti-aging contribution is hard to separate from the whole centella extract.
01 / What it does
What it does
Madecassoside is the headline molecule behind the whole 'cica' trend. Centella asiatica — gotu kola, the plant on the front of every Cicapair, Centella or 'tiger grass' product — owes most of its skincare reputation to a small family of triterpene compounds (asiaticoside, madecassoside, and their acids), and madecassoside is one of the two marker compounds used to standardize the plant. The biology behind it is genuinely real, not just marketing: in lab, animal and wound studies madecassoside helps wounds close and re-epithelialize, nudges fibroblasts to make more collagen (notably both type I and type III), mops up free radicals, and calms inflammation — which is exactly the 'soothe, repair, strengthen' profile cica products promise. So if you've found a centella product genuinely calms redness and helps stressed skin settle, there's a plausible mechanism behind that. The honest catch is in the fine print. A large share of the strongest evidence comes from in-vitro cells, animal models, or oral dosing — and a lot of the human research is on the whole centella extract (or TECA, the titrated extract) rather than isolated topical madecassoside, so it's hard to credit madecassoside alone for a finished product's results. The human facial trials that do exist tend to test soothing blends, with madecassoside as one of several calming agents. The fair way to read it: madecassoside is a well-tolerated, evidence-backed soothing-and-repair active — a great 'calm and support' ingredient that pairs beautifully with your actives and a moisturizer — not a retinoid-level wrinkle eraser and not a brightener that fades dark spots.
- Review Asiaticoside and madecassoside are the pentacyclic-triterpenoid marker compounds of Centella asiatica (per the Chinese Pharmacopoeia) and offer a wide range of pharmacological activities including wound healing, anti-inflammatory and antioxidant actions; they are considered cosmetically beneficial for anti-ageing, skin hydration, collagen synthesis, UV protection and treating scars. 1
- Study Madecassoside, described as the major triterpene in Centella asiatica, facilitated burn-wound closure in mice, reduced infiltration of inflammatory cells, enhanced epithelialization via dermal fibroblast proliferation, and acted through antioxidative activity, collagen synthesis and angiogenesis. 2
- Review In a 2024 review of topical Centella asiatica for wound healing, its active compounds — asiaticoside, madecassoside, asiatic acid and madecassic acid — enhance collagen synthesis, modulate inflammation and offer antioxidant protection, with clinical trials of advanced delivery systems accelerating wound healing across wound types. 3
02 / Effective concentration
What percentage actually works
Effective range
No established 'effective %' for isolated topical madecassoside — it's typically delivered as part of a standardized Centella asiatica extract or a centella/TECA blend, and the extract's standardization
There isn't a well-established effective concentration for isolated topical madecassoside the way there is for, say, a vitamin C serum. In real products it usually arrives inside a Centella asiatica extract or a multi-triterpene 'centella/TECA' complex, so what matters is how the extract is standardized — how much actual madecassoside (and its sibling triterpenes) it delivers — rather than chasing a percentage.
Centella's bioactivity is pinned to its triterpene content, and madecassoside is one of the two compounds used to standardize the plant — which is exactly why product-to-product results vary so much: two 'centella' serums can contain very different amounts of the active triterpenes. Rather than hunting for a madecassoside percentage, look for products built around a standardized centella extract (sometimes labeled TECA or 'centelloids') and judge them on how your skin actually responds.
- Review Asiaticoside and madecassoside are identified as the marker compounds of Centella asiatica used to standardize the herb, underscoring that the meaningful variable is the standardized triterpene content of the extract rather than a fixed cosmetic percentage. 1
- Review A dermatology overview notes Centella asiatica's activity rests on its pentacyclic triterpenes — chiefly asiaticoside, madecassoside, asiatic acid and madecassic acid — and discusses recommended preparations, reflecting that it is the standardized extract, not an isolated single dose, that is typically used. 4
One honest caveat The human facial clinical trials that exist tend to test soothing BLENDS (e.g. a 2025 split-face study where madecassoside is one of four soothing agents), not madecassoside in isolation — good evidence for cica formulas, weaker evidence for the single molecule.
03 / pH requirement
The pH it needs
Target pH
Not a pH-dependent or exfoliating active — madecassoside works by signaling repair and calming inflammation, so it slots easily into almost any routine without pH constraints
Unlike an exfoliating acid (which needs a low pH) or a vitamin C serum (which is finicky about formulation), madecassoside is a stable triterpene glycoside that acts on the skin's biology — encouraging fibroblasts to build matrix, supporting re-epithelialization, and damping inflammatory signaling — rather than depending on a particular pH. That makes it one of the more 'plays well with others' actives: it layers comfortably with hydrators, niacinamide, and your existing routine.
- Study In cultured human dermal fibroblasts, asiaticoside and madecassoside both stimulated type I collagen secretion (a ~25-30% increase), and only madecassoside significantly increased type III collagen secretion — a direct, dose-driven biological action on the cells rather than a pH-driven one. 5
- Study Madecassoside acts through intracellular signaling — in keloid-derived fibroblasts it suppressed migration and attenuated phosphorylation of cofilin, p38 MAPK and PI3K/AKT — illustrating that its mechanism is biological signaling, not surface chemistry or pH. 6
04 / Derivative ladder
How the derivatives compare
Every derivative trades a measure of proven activity for stability or gentleness. Skin conversion is the question that matters — a more stable molecule only helps if your skin can turn it back into the active form.
Madecassoside has no meaningfully used cosmetic derivative ladder — it is formulated as the free acid itself. That is the form the research below was run on, so there is no conversion step to discount.
05 / Stability & storage
Stability in the bottle
Madecassoside's antioxidant and anti-inflammatory actions are a real part of why centella products feel calming. In oxidative-stress cell models it reduced reactive oxygen species and malondialdehyde while restoring glutathione and superoxide-dismutase activity (via the Nrf2/HO-1 pathway), and across studies it consistently damps inflammatory signaling. The honest nuance is the model: much of the cleanest antioxidant mechanism work is in non-skin cells or animal tissue, so it tells us madecassoside HAS antioxidant biology more than it proves a specific topical facial outcome.
- Study Madecassoside, described as a major bioactive triterpenoid saponin with antioxidative activity, dose-dependently protected cells from hydrogen-peroxide oxidative stress — attenuating ROS and malondialdehyde, elevating glutathione and superoxide dismutase, and acting through the Nrf2/HO-1 pathway (demonstrated in retinal pigment epithelial cells, a non-skin model). 7
- Study In burn-injured skin, higher doses of madecassoside lowered nitric oxide and malondialdehyde while raising reduced glutathione and hydroxyproline — antioxidant and collagen-supporting changes consistent with its soothing-and-repair reputation. 2
In practice Buy it in an opaque, airless, or amber container, store it cool and out of the light, and treat a colour shift toward orange or brown as the signal to replace it — the molecule is telling you it has already oxidised.
06 / How to use it
How to actually use Madecassoside
- When
- AM or PM — A gentle daily soother — layer it after your treatment actives, or simply use a centella/cica serum or cream that features it; it’s mild enough for everyday use and especially nice after a retinoid or acid to calm the skin.
- Pairs well with
- niacinamide, panthenol, hydrators / hyaluronic acid, (after) a retinoid or acid to soothe.
- Apply apart from
- nothing in particular — it’s gentle and layers with almost anything(use one in the morning, the other at night — not “never together”)
- What to look for
- A centella / cica serum or cream featuring madecassoside (or the broader TECA / centelloid centella extract) — it’s the star triterpene behind most “cica” products.
- Heads-up
- A gentle soother-and-repair active — not a retinoid for wrinkles and not a tyrosinase brightener for dark spots. Potency varies a lot between products because it’s delivered inside a centella extract whose standardization differs. Plant-derived and vegan; rarely, centella can cause an allergy, so patch-test if your skin is reactive.
Practical guidance for routine placement — not a substitute for a dermatologist’s advice for your skin.
07 / The database
Madecassoside: measured product rankings coming soon
Ranked by $ per gram of active — what the working ingredient actually costs you, not the sticker price. Rows we have reviewed in full link through; the rest are data points from the same crawl.
Buy Mediheal on Amazon $17.00 Top-ranked pick · affiliate link
No measured products yet — this active's price-per-gram rankings will appear here as products are added.
In the meantime, see how to use Madecassoside and what to look for on a label .
Contains it, but doesn't disclose a percentage: Mediheal Mediheal Madecassoside Blemish Repair Serum ; A'PIEU A'PIEU Madecassoside Cream 2X ; A'PIEU A'PIEU Madecassoside Tetrasome Cica Cream
08 / Safety
Is it safe?
Cosmetic Ingredient Review status
Madecassoside is a plant-derived (vegan) triterpene from Centella asiatica with a long traditional and cosmetic use history and a gentle, well-tolerated profile; the open question is the magnitude of isolated topical benefit, not safety. Centella can rarely cause contact allergy in sensitized individuals.
Madecassoside is generally gentle and well tolerated — it's used precisely because it soothes — and it's plant-derived, so it suits vegan routines. In a 2025 randomized split-face study, a soothing facial mask that included madecassoside (alongside panthenol, dipotassium glycyrrhizate and Portulaca oleracea) significantly improved hydration, TEWL, erythema, tightness and dryness after a photorejuvenation procedure with no adverse reactions — a nice real-world signal, but one where madecassoside is one of several soothing agents, so its solo contribution can't be separated out. Two honest reminders: Centella asiatica can, rarely, cause allergic contact dermatitis in sensitized people (worth a patch test if your skin is reactive); and madecassoside is a calming, repair-supportive active — not a retinoid for wrinkles and not a tyrosinase inhibitor for dark spots.
- Study In a randomized split-face trial of 30 subjects after photorejuvenation, a platinum-liposome facial mask containing soothing ingredients including madecassoside significantly increased skin hydration and reduced transepidermal water loss versus control, with significant improvements in erythema, tightness, dryness and scaliness and no adverse reactions — though madecassoside was one of several soothing agents in the formula. 8
- Study Asiaticoside and madecassoside were confirmed non-cytotoxic up to 500 ppm and supported burn-wound healing in an animal model, but the authors concluded the results 'warrant further investigation' of C. asiatica extracts for burn healing — i.e. the active is safe and promising while the definitive clinical evidence is still being built. 9
09 / The limits of the evidence
What we don't know yet
Most of what you read about this ingredient is stated with more certainty than the evidence earns. Here is exactly where the record thins out — so you can weigh the claims above for yourself.
- Much of the strongest madecassoside evidence is in-vitro, animal, or ORAL dosing — and a large share of the human research is on the whole Centella asiatica / TECA extract rather than isolated topical madecassoside, so crediting madecassoside alone for a finished product's results is difficult.
- The human facial clinical trials that exist tend to test soothing BLENDS (e.g. a 2025 split-face study where madecassoside is one of four soothing agents), not madecassoside in isolation — good evidence for cica formulas, weaker evidence for the single molecule.
- It's a gentle soothing-and-repair active — NOT a retinoid-level wrinkle treatment and NOT a tyrosinase brightener. It calms and supports; it does not fade pigment or resurface.
- Product-to-product potency varies a lot: madecassoside is delivered inside a standardized centella extract, and two 'centella' products can contain very different amounts of the active triterpenes — standardization, not a percentage, is the variable.
- Some of the cleanest antioxidant mechanism work (Nrf2/HO-1, ROS/MDA reduction) is in non-skin cells or animal tissue, so it shows madecassoside HAS antioxidant biology more than it proves a specific topical facial outcome.
10 / What people say
What formulators and users say
What works
- Common The star triterpene behind 'cica' — one of the marker compounds of Centella asiatica and the most-cited reason centella products calm and repair 101
One of the main biologically active components of the famous medicinal plant, Centella Asiatica, aka Gotu Kola. Editorial
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madecassoside has significant wound-healing activity and is one of the major reasons for the use of C. ASIATICA herbs in the successful treatment of burn injury Study
- Common A gentle, genuinely calming soother — good for redness and stressed or post-procedure skin 810
significantly increased skin hydration and reduced TEWL compared to control Study
What to know
- Common Much of the strongest evidence is in-vitro, animal, ORAL or whole-extract — and the human facial studies test soothing BLENDS, not isolated topical madecassoside 283
An oral administration of madecassoside (6, 12, 24 mg/kg) facilitated wound closure in a time-dependent manner Study
- Some It's a soother-and-repair active, not a retinoid-level anti-ager — and even the collagen/anti-aging framing is qualified, with the evidence still being built 109
to modulate inflammatory mediators thus might prevent and correct some signs of aging Editorial
What you'd only know from the reviews
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A practical secret of 'centella' shopping: madecassoside is one of the two compounds used to standardize Centella asiatica, which is exactly why two cica products can perform so differently — they can contain very different amounts of the active triterpenes. Rather than chasing a percentage, look for a product built around a standardized centella extract and judge it on how your skin responds. And because it's a botanical, Centella can — rarely — cause allergic contact dermatitis in sensitized people, so patch-test if your skin is reactive. 14
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Here's the genuinely interesting bit about madecassoside specifically: among the centella triterpenes, it's the standout for type III collagen — in human fibroblasts, asiaticoside and madecassoside both raised type I collagen, but only madecassoside significantly increased type III (the 'young,' repair-associated collagen). It also calms scar biology, suppressing the migration of keloid-derived fibroblasts. That's the mechanistic reason it reads as 'repair and rebuild' rather than 'exfoliate or bleach' — and why it's framed as a supporter for scars and stressed skin, not a brightener. 56
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11 / Questions
Frequently asked
- What is madecassoside, and is it the same as 'cica' or Centella?
- Madecassoside is one of the main active triterpene compounds in Centella asiatica — the plant behind 'cica,' 'centella,' 'tiger grass' and gotu kola products. Centella's soothing-and-repair reputation comes from a small family of these triterpenes (asiaticoside, madecassoside, asiatic acid, madecassic acid), and madecassoside is one of the two marker compounds used to standardize the plant. So a centella/cica product is essentially a delivery vehicle for madecassoside and its siblings. 14
- Does madecassoside actually do anything, or is it just hype?
- The biology is real. In lab, animal and wound studies madecassoside helps wounds close and re-epithelialize, stimulates fibroblasts to make collagen (both type I and type III), reduces free radicals, and calms inflammation — the 'soothe and repair' profile cica products promise. The honest caveat is that much of the strongest evidence is in-vitro, animal, or oral, and a lot of human work tests the whole centella extract rather than isolated madecassoside, so it's better described as a well-supported soothing-and-repair active than a proven stand-alone treatment. 25
- Will madecassoside fade my dark spots or smooth wrinkles like retinol?
- No — and that's the honest framing. Madecassoside is a calming, barrier-supporting, repair-friendly active. It's not a tyrosinase inhibitor, so it won't bleach or fade pigment the way a dedicated brightener does, and it's not a retinoid, so it isn't a wrinkle treatment with that level of evidence. What it can genuinely do is calm redness and irritation and support the skin while your other actives do the heavy lifting — it's the supportive teammate, not the headliner. 13
- Is madecassoside good for irritated or post-procedure skin?
- It's one of the better-studied soothing actives for exactly that. Its anti-inflammatory and antioxidant biology fits redness and barrier stress, and a 2025 randomized split-face study found a soothing mask containing madecassoside improved hydration, water loss, redness and tightness after a laser-type procedure with no adverse reactions. Just note madecassoside was one of several calming ingredients in that formula, so it's evidence for the blend as much as the molecule. 8
- Can I use madecassoside with my other actives?
- Yes — it's one of the easiest actives to layer. It isn't pH-dependent and doesn't exfoliate, so it plays well with niacinamide, hydrators and moisturizers, and it's a popular way to calm skin after a retinoid or acid. It's plant-derived and vegan, and generally gentle — though, rarely, Centella asiatica can cause allergic contact dermatitis in sensitized people, so patch-test if your skin is reactive. 4
12 / References
Sources
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