What's in the jar, explained.
We believe you should know exactly what's touching your skin. Every ingredient we use is listed here with its INCI name, how it works, and which YU.R products contain it.
Key actives
- Acacia SenegalAcacia Senegal Bark Extract
A botanical film-former extracted from the bark of the Acacia tree. On the skin it lays down an invisible flexible mesh that delivers a soft, instant smoothing…
1 product→ - Acetyl Hexapeptide-8 (Argireline)Acetyl Hexapeptide-8
A short signalling peptide better known as Argireline. Targeting the muscle contractions that carve expression lines, it relaxes their visible depth over weeks…
5 products→ - Adenosine
A naturally-occurring nucleoside that signals skin to behave more like its younger self: smoother surface, calmer tone, firmer feel. Approved as an active in…
6 products→ - Allantoin
An ultra-gentle conditioning agent extracted historically from comfrey root. Allantoin softens the surface of stressed skin, encourages the shedding of dull…
1 product→ - Aloe VeraAloe Barbadensis Leaf Juice
Pressed juice from the inner flesh of the aloe leaf. Rich in polysaccharides, vitamins, and amino acids, it delivers a cooling drink of hydration and visibly…
2 products→ - Vitamin C (Ascorbyl Glucoside)Ascorbyl Glucoside
A stable, water-soluble vitamin C derivative that gradually converts into pure ascorbic acid on the skin. It brightens an uneven tone, fades the look of dark…
1 product→ - Asiaticoside
One of the four hero saponins isolated from Centella asiatica (alongside madecassoside, asiatic acid, and madecassic acid). It supports the visible repair of…
1 product→ - Bentonite ClayBentonite
A volcanic clay with a remarkable capacity to bind oil and impurities. In a mask it draws sebum and surface debris from congested pores, leaving the skin…
1 product→ - Beta-Glucan
A polysaccharide derived from oats or yeast cell walls. Studies place its hydrating capacity above pure hyaluronic acid, with the added gift of visibly…
1 product→ - Bifida FermentBifida Ferment Filtrate
A fermented filtrate of friendly Bifida bacteria — what cosmetic chemists call a postbiotic. It signals to the skin barrier to behave more cohesively, smooths…
1 product→ - Camellia FlowerCamellia Japonica Flower Extract
The signature flower of Jeju Island — and a Korean botanical with quiet star status. Its phenolic antioxidants protect against environmental greys while a…
1 product→ - Green TeaCamellia Sinensis Leaf Extract
The leaf of the tea plant — and one of the most studied plant antioxidants in skincare. Its polyphenols (notably EGCG) neutralise free radicals, calm the look…
4 products→ - CentellaCentella Asiatica Extract
A revered Asian botanical also called cica or tiger grass. Centella’s saponins quiet visible redness, support a stronger barrier, and accelerate the look of…
9 products→ - Ceramide NP
The most-studied member of the ceramide family — a lipid identical to those that hold the skin barrier together. Topically replenishing it restores moisture…
2 products→ - Ceramides ComplexCeramides
A blend of skin-identical lipids that mimic the architecture of the natural barrier. Used together they outperform any single ceramide — sealing in moisture,…
1 product→ - ChamomileChamomilla Recutita Extract
Extract of German chamomile, valued for its calming bisabolol and chamazulene fractions. It quiets the look of redness and softens reactive skin. Note:…
1 product→ - Copper PeptideCopper Tripeptide-1
One of the most studied repair peptides in skincare. The blue-tinted complex signals fibroblasts toward a younger pattern of behaviour: firmer feel, finer…
4 products→ - Fullerenes
Spherical carbon molecules — yes, the same family awarded a Nobel Prize in chemistry. In skincare they act as exceptionally efficient antioxidants,…
1 product→ - GalactomycesGalactomyces Ferment Filtrate
The legendary K-beauty essence ingredient — a fermented filtrate rich in amino acids, vitamins, and minerals. Clinically tested to brighten, refine pore…
1 product→ - Glyceryl Glucoside
An osmolyte-class hydrator inspired by the resurrection plant — which can survive desiccation and rehydrate within hours. On the skin it draws and binds water…
4 products→ - Licorice RootGlycyrrhiza Glabra (Licorice) Root Extract
Extract of the licorice root — gentle, brightening, and quietly anti-inflammatory. Its glabridin and liquiritin fade the look of post-blemish marks and dim the…
1 product→ - Gold (600ppm)
Colloidal gold particles dispersed at 600 parts per million. The traceable luxury marker of Korean ampoules — beyond the visual flourish, gold is studied as a…
1 product→ - Sea Buckthorn BerryHippophae Rhamnoides Fruit Extract
The orange berry of the sea buckthorn shrub — among the highest natural sources of vitamin C, with carotenoids and omega fatty acids alongside. Topically it…
1 product→ - Sea Buckthorn OilHippophae Rhamnoides Oil
The deep amber oil pressed from sea buckthorn berries — distinct from the fruit extract in its lipid profile. Rich in palmitoleic acid (rare in plant oils), it…
1 product→ - Hydrolyzed Collagen
Collagen broken down into smaller, water-soluble fragments. It can’t replace your own collagen but acts as an excellent humectant and surface-smoother — skin…
6 products→ - Hydrolyzed Collagen Extract
A finer-grade hydrolyzed collagen, often combined with botanical co-factors that support its surface effect. Same instant plumping and smoothing as standard…
4 products→ - Hydrolyzed Glycosaminoglycans
A family of long sugar molecules native to the skin’s connective tissue — hyaluronic acid is the most famous member. The hydrolyzed mix delivers hydration at…
1 product→ - Mini Hyaluronic AcidHydrolyzed Hyaluronic Acid
The lowest-molecular-weight form of hyaluronic acid, small enough to slip past the surface and hydrate where the skin feels tight from the inside. A key…
9 products→ - Kaolin ClayKaolin
The gentlest of cosmetic clays — fine, white, and absorbent without aggression. Kaolin lifts surface oil and dust from the skin while leaving the barrier…
2 products→ - Lactobacillus
The probiotic genus behind yogurt and kimchi — and a rising star in skincare. Used as live or fermented filtrates, Lactobacillus supports a balanced surface…
1 product→ - Soybean FermentLactobacillus/Soybean Ferment Extract
Soybeans fermented with Lactobacillus — a postbiotic broth concentrated in peptides, isoflavones, and amino acids. The result is a multitasking actives blend…
2 products→ - EdelweissLeontopodium Alpinum Extract
The high-altitude alpine flower famed for surviving brutal UV exposure. Its leontopodic acids deliver concentrated antioxidant defence — studies suggest a…
1 product→ - Madecassoside
Among the most studied of Centella’s saponins. Clinical work shows it visibly accelerates the look of repair on stressed and post-procedure skin while keeping…
3 products→ - Vitamin C (MAP)Magnesium Ascorbyl Phosphate
A stable, water-soluble vitamin C derivative. Less aggressive than pure L-ascorbic acid yet documented to brighten an uneven tone, fade the look of dark spots,…
1 product→ - Tea TreeMelaleuca Alternifolia (Tea Tree) Leaf Extract
An Australian botanical with a long history in topical skincare. Its terpinen-4-ol fraction is studied for keeping the look of breakout-prone skin in balance.…
1 product→ - Niacinamide
A multitasking form of vitamin B3 that steadies almost everything on the skin’s wishlist: it tightens the look of pores, evens tone over time, calms redness,…
8 products→ - Rice ExtractOryza Sativa Extract
An East Asian beauty staple for centuries — rice extract carries amino acids, gamma-oryzanol, and rice bran starch that brighten and smooth. Skin reads softer,…
1 product→ - Palmitoyl Tripeptide-5
A signal peptide engineered to mimic a fragment of thrombospondin — the body’s own activator of TGF-β, the growth factor that orchestrates collagen…
2 products→ - Pearl Powder
Finely milled pearl — a luxury ingredient with deep roots in East Asian beauty. Rich in amino acids and minerals, it brightens an uneven tone and lends a…
2 products→ - Plant Amino Acids
A blend of free-form amino acids — the same building blocks the skin uses to maintain its natural moisturising factor (NMF). Topically applied, they help dry…
1 product→ - Royal JellyRoyal Jelly Extract
The protein-rich secretion bees produce to feed their queen — a honey-cousin used in skincare for its dense amino acid, B-vitamin, and lipid content. Soothing,…
2 products→ - Saccharomyces Rice FermentSaccharomyces/Rice Ferment Filtrate
A close cousin of Galactomyces — yeast (Saccharomyces) cultured on rice. The filtrate is dense in amino acids, vitamins, and antioxidants and gives K-beauty…
1 product→ - Baikal SkullcapScutellaria Baicalensis Root Extract
A root deeply rooted in traditional Korean and Chinese medicine. Its baicalein and baicalin are studied antioxidants that quiet visible redness, defend against…
7 products→ - sh-Oligopeptide-1 (EGF)sh-Oligopeptide-1
Synthetic human Epidermal Growth Factor — a peptide that signals the skin to behave more like its younger self at the cellular level. Studies report visible…
1 product→ - Snail MucinSnail Secretion Filtrate
Filtered secretion gathered from snails (without harm to the animal). It contains a complex of glycoproteins, hyaluronic acid, glycolic acid, and peptides that…
4 products→ - Vitamin C (SAP)Sodium Ascorbyl Phosphate
A stable, water-soluble vitamin C derivative converted on the skin into pure ascorbic acid. Studies show benefits for both brightening and breakout-prone skin…
2 products→ - Hyaluronic AcidSodium Hyaluronate
The salt form of hyaluronic acid — more stable, more readily absorbed, and the version that actually appears on most skincare labels. A single molecule binds…
11 products→ - Cross-linked Hyaluronic AcidSodium Hyaluronate Crosspolymer
Cross-linked hyaluronic acid — molecules joined into a flexible mesh that holds water at the surface for noticeably longer than standard sodium hyaluronate…
2 products→ - Squalane
The hydrogenated, shelf-stable cousin of skin-native squalene. Lightweight, fast-absorbing, and astonishingly compatible with all skin types — even oily ones.…
1 product→ - Titanium Dioxide (Mineral SPF)Titanium Dioxide
A mineral UV filter that physically scatters and absorbs ultraviolet light at the skin’s surface. Among the gentlest sunscreen options — well tolerated even by…
1 product→ - Vitamin E (Tocopheryl Acetate)Tocopheryl Acetate
The stable, ester form of vitamin E used in nearly every well-formulated moisturiser. It defends lipids against oxidation, lengthens the freshness of plant…
2 products→ - Trehalose
A natural sugar produced by organisms that survive extreme dehydration — including the same resurrection plant behind glyceryl glucoside. On the skin it works…
1 product→ - Snow MushroomTremella Fuciformis Extract
A polysaccharide-rich mushroom revered in East Asian tradition for centuries — sometimes called the “fountain of youth” of fungi. Studies suggest it can…
3 products→ - Zinc Oxide (Mineral SPF)Zinc Oxide
The broad-spectrum mineral filter — the only one that protects across the full UVA range, from short to long wavelengths. Naturally calming and well tolerated…
1 product→