KAINE
Caffetinal Cream$11.76COSRX
The Blue Peptide Bakuchiol Plump Bounce Cream
A lightweight bounce cream pairing copper tripeptide with bakuchiol, the gentle plant-derived smoother, over six peptide entries and ceramide NP.
No reviews yet- Ships from California or direct from Korea
- Korean barcode and batch code intact
- Suited to
- SensitiveCompromised barrierUneven toneDull
- Helps with
- Barrier weaknessEarly environmental damageUneven tone and dullnessExcess oil
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Key benefits
- Six peptide entries, led by copper tripeptide (GHK-Cu)
- Bakuchiol brings gentle plant-derived smoothing without the adjustment period
- Niacinamide sits fifth on the list for tone support
- Squalane, ceramide NP and hydrolyzed collagen keep the finish supple
Inside the formula
Inside the formula
How to use
- Use the Blue Peptide Bakuchiol Plump Bounce Cream as the last skincare step, morning and evening.
- A pea for the face and a little more for the neck, warmed between fingertips before it goes on.
- Serum first, this second, then sunscreen in the morning; nothing goes over it at night.
- Twice a day. Do not put it on the same evening as a retinoid if your skin is new to one; keep the two on separate nights at first.
COSRX The Blue Peptide Bakuchiol Plump Bounce Cream
What's actually driving the 'plump bounce' claim in this cream?
This bounce cream opens its own fifty-two ingredient list with water, butylene glycol and glycerin, then niacinamide fifth, before copper tripeptide (GHK-Cu) and bakuchiol appear further down alongside five additional peptide entries. Ceramide NP, squalane and hydrolyzed collagen sit lower on the same list, rounding out a formula built around a peptide and bakuchiol combination rather than one headline active. It's positioned as a lightweight last-step cream rather than a treatment serum.
Can I use this if I'm trying to avoid retinoid treatments?
This jar's own list carries no added fragrance, no essential oil, no denatured alcohol, no paraben, no sulfate surfactant, no mineral oil, and no added colourant, a reasonable starting point for skin that reacts to those categories. Bakuchiol is often chosen by people who find retinol too irritating, though it sits lower on this list and isn't the same molecule as retinol. Anyone with a known peptide or niacinamide sensitivity should still read the full list on the box before trying it.
Will I feel the bounce effect right after applying it?
Peptides and niacinamide work through repeated signaling to skin over time rather than a single application, so the plumper, more resilient look associated with this cream tends to build across weeks of consistent use rather than overnight. Bakuchiol, positioned well down the list, is generally understood to work on a similarly gradual timeline. Using it as a steady daily step, rather than occasionally, is how a formula like this one is meant to perform.
Can I layer a brightening serum underneath this cream?
Because it's meant as the last step in a routine, most people apply this cream after a serum step and skip stacking a separate heavy moisturizer on top of it. Whether it interacts with a separate vitamin C or retinol step isn't something this jar's own ingredient list can confirm, so introduce any new active gradually and watch for irritation. Its lightweight, quick-absorbing finish is generally compatible with a sunscreen applied over it in the morning.
How do I know this specific jar is authentic COSRX?
This SKU's listing doesn't carry a barcode value we can confirm against the box, so authenticity here comes down to sourcing rather than a printed number to check against us. COSRX still handles verification itself for units that carry a printed batch code: cosrx.com has a page where you enter the batch number and expiration date straight off your own unit. If your box has that batch information printed on it, checking it there, rather than taking a seller's word, is the reliable step.
Not on the ingredient list below: fragrance or parfum, denatured or SD alcohol, essential oils, parabens, sulfate surfactants, mineral oil or petrolatum and added color.
Full INCI (52): AQUA/WATER, BUTYLENE GLYCOL, GLYCERIN, METHYL TRIMETHICONE, NIACINAMIDE, 1,2-HEXANEDIOL, CETEARYL ALCOHOL, SQUALANE, DIMETHICONE, CAPRYLYL METHICONE, COPPER TRIPEPTIDE-1 (GHK-Cu), CAPRYLIC/CAPRIC TRIGLYCERIDE, AMMONIUM ACRYLOYLDIMETHYLTAURATE/VP COPOLYMER, AMMONIUM ACRYLOYLDIMETHYLTAURATE/BEHENETH-25 METHACRYLATE CROSSPOLYMER, POLYACRYLATE CROSSPOLYMER-6, GLYCERYL STEARATE, C30-45 ALKYL CETEARYL DIMETHICONE CROSSPOLYMER, CETEARYL GLUCOSIDE, HYDROGENATED LECITHIN, GLYCERYL CAPRYLATE, ETHYLHEXYLGLYCERIN, STEARIC ACID, POLYGLYCERYL-3 METHYLGLUCOSE DISTEARATE, PALMITIC ACID, SODIUM GLUCONATE, BAKUCHIOL, ADENOSINE, MYRISTIC ACID, LAURIC ACID, CAPRYLYL GLYCOL, TOCOPHEROL, DIPEPTIDE DIAMINOBUTYROYL BENZYLAMIDE DIACETATE, ACETYL HEXAPEPTIDE-1, ACETYL HEPTAPEPTIDE-4, PANTHENOL, BETAINE, INOSITOL, ACETYL HEXAPEPTIDE-8, SODIUM HYDROXIDE, PROPANEDIOL, SYNTHETIC WAX, SODIUM HYALURONATE, ACETYL OCTAPEPTIDE-3, POLYGLYCERYL-10 STEARATE, HYDROLYZED HYALURONIC ACID, BETA-GLUCAN, SODIUM HYALURONATE CROSSPOLYMER, CERAMIDE NP, HYALURONIC ACID, CHOLESTEROL, HYDROLYZED COLLAGEN, SODIUM ACETYLATED HYALURONATE
52 of 52 explained
- AQUA/WATER solvent
- Water is the base almost every serum, toner and cream is built on. It dissolves the water-loving ingredients and sets how light the finished texture feels. On an INCI list it is usually first, which only means it is the largest single ingredient by weight.
- BUTYLENE GLYCOL humectant
- Butylene Glycol is a small glycol that does two jobs at once: it holds water in the top layer of skin and it dissolves plant extracts and actives that plain water cannot. It also thins a formula, which is why watery Korean essences lean on it.
- GLYCERIN humectant
- Glycerin is the most used humectant in skincare. It draws water into the outer layer of skin and holds it there, and it is one of the very few ingredients whose hydrating effect is settled science rather than marketing. Higher amounts feel tacky, which is why it is usually blended.
- METHYL TRIMETHICONE silicone
- Methyl Trimethicone is a light, volatile silicone chosen for a notably dry finish. It thins a formula and disperses powders evenly.
- NIACINAMIDE active
- Niacinamide is vitamin B3, and it is the most studied active in Korean formulation. It is used at roughly 2 to 5 percent for the look of uneven tone and visible pores, and it is water soluble, stable and comfortable beside almost every other active, which is why it turns up in so many lists.
- 1,2-HEXANEDIOL humectant
- 1,2-Hexanediol is a glycol used for two reasons: it holds water like glycerin, and it makes a formula harder for microbes to live in, so less traditional preservative is needed. Korean formulas use it heavily for that second reason.
- CETEARYL ALCOHOL fatty alcohol
- Cetearyl Alcohol is a waxy solid, not the drying kind of alcohol. It is a blend of cetyl and stearyl alcohols used to thicken a cream and keep oil and water from separating, and it softens skin as it does so.
- SQUALANE emollient
- Squalane is the stable, saturated version of squalene, a lipid human skin already makes. It is a light emollient that absorbs quickly, does not oxidise, and is one of the few oils widely considered safe for blemish-prone skin. Most cosmetic squalane is now from sugarcane or olive rather than shark.
- DIMETHICONE silicone
- Dimethicone is the most used cosmetic silicone. It forms a breathable film that smooths the surface, slows water leaving skin, and gives the slip that makes a primer or cream feel silky. It is inert and does not penetrate.
- CAPRYLYL METHICONE silicone
- Caprylyl Methicone is a silicone with a fatty tail, so it mixes with plant oils as well as with silicones. It gives a dry slip and helps disperse powders.
- COPPER TRIPEPTIDE-1 (GHK-Cu) peptide
- Copper Tripeptide-1 is three amino acids bound to a copper ion, and the classic firming peptide in cosmetic chemistry. It is blue in solution, which is often why a serum carrying it is tinted, and it is used for the look of firmness and fine lines.
- CAPRYLIC/CAPRIC TRIGLYCERIDE emollient
- Caprylic/Capric Triglyceride is the light fraction of coconut oil, with the heavy parts removed. It is the workhorse emollient of modern formulas: it softens skin, dissolves oil-soluble actives and absorbs without the greasy weight of a whole plant oil.
40 more explained
- AMMONIUM ACRYLOYLDIMETHYLTAURATE/VP COPOLYMER thickener
- This is a synthetic thickener that gels quickly and holds an emulsion stable across a wide pH range. It gives a light, non-tacky body.
- AMMONIUM ACRYLOYLDIMETHYLTAURATE/BEHENETH-25 METHACRYLATE CROSSPOLYMER thickener
- A gelling polymer that thickens and emulsifies at once. It gives the light, non-sticky gel texture Korean essences are known for.
- POLYACRYLATE CROSSPOLYMER-6 thickener
- Polyacrylate Crosspolymer-6 is a thickener chosen for a notably fresh, bouncy gel feel that breaks down to water on the skin.
- GLYCERYL STEARATE emulsifier
- Glyceryl Stearate is glycerin joined to stearic acid, and one of the most used emulsifiers in skincare. It holds oil and water together and thickens the result, and it softens skin at the same time.
- C30-45 ALKYL CETEARYL DIMETHICONE CROSSPOLYMER silicone
- A silicone network with long fatty chains attached, used to thicken oils into a gel and to help a formula resist water.
- CETEARYL GLUCOSIDE emulsifier
- Cetearyl Glucoside is a sugar-derived emulsifier used to hold oil and water together in creams with a light finish.
- HYDROGENATED LECITHIN emulsifier
- Hydrogenated Lecithin is lecithin with its unsaturated bonds filled in, which makes it far more stable. It emulsifies and is the standard shell for the liposomes that carry actives into the outer layer of skin.
- GLYCERYL CAPRYLATE emulsifier
- Glyceryl Caprylate is a mild emulsifier that also makes a formula less hospitable to microbes, so it is often part of a preservative-free system.
- ETHYLHEXYLGLYCERIN preservative booster
- Ethylhexylglycerin softens skin and boosts a preservative system, which is why it is nearly always sitting beside phenoxyethanol or 1,2-hexanediol. It also cuts down the odour bacteria produce, so it turns up in deodorising products.
- STEARIC ACID fatty acid
- Stearic Acid is a saturated fatty acid from plant fats, and one of the three lipid classes skin's own barrier is built from. In a formula it thickens, stabilises the emulsion and can be turned into a soap-style cleanser by adding a base.
- POLYGLYCERYL-3 METHYLGLUCOSE DISTEARATE emulsifier
- Polyglyceryl-3 Methylglucose Distearate is a sugar-derived emulsifier known for a light, non-soapy feel. It builds gel-creams that do not read as rich.
- PALMITIC ACID fatty acid
- Palmitic Acid is a saturated fatty acid present in skin's own lipids. It thickens a formula, stabilises the emulsion and softens skin.
- SODIUM GLUCONATE chelator
- The sodium salt of gluconic acid, used to tie up trace metals so a formula stays stable. It is one of the gentler chelators.
- BAKUCHIOL active
- Bakuchiol is a compound from the babchi seed, used as a plant-derived alternative to retinol. It is oil soluble, stable in daylight and does not carry retinol's acclimatisation period, which is why sensitive-skin formulas choose it.
- ADENOSINE active
- Adenosine is a nucleoside that Korea's own cosmetic authority recognises as a wrinkle-care functional ingredient, which is why it appears on so many Korean lists at a low level. It is used for the look of fine lines and is stable and well tolerated.
- MYRISTIC ACID fatty acid
- Myristic Acid is a saturated fatty acid used to thicken and, with a base added, to build the foam in a soap-style cleanser.
- LAURIC ACID fatty acid
- Lauric Acid is the coconut fatty acid that gives soap-style cleansers their dense foam. It is not well suited to blemish-prone skin at high levels.
- CAPRYLYL GLYCOL preservative booster
- Caprylyl Glycol is a glycol that conditions skin and, more importantly, strengthens a preservative system so less of the traditional preservative is needed. It appears in most modern formulas built without parabens.
- TOCOPHEROL antioxidant
- Tocopherol is vitamin E. It is an oil-soluble antioxidant that protects the oils in a formula from going rancid and works on skin as an emollient, and it is regularly paired with vitamin C because each keeps the other going for longer.
- DIPEPTIDE DIAMINOBUTYROYL BENZYLAMIDE DIACETATE peptide
- This is a two-amino-acid peptide, sold as Syn-Ake, used for the look of expression lines. Its structure was modelled on a component of snake venom, though nothing of the venom itself is in it.
- ACETYL HEXAPEPTIDE-1 peptide
- Acetyl Hexapeptide-1 is a six-amino-acid peptide used for the look of even tone. It is one of the few peptides aimed at pigment rather than at lines.
- ACETYL HEPTAPEPTIDE-4 peptide
- A seven-amino-acid peptide with an acetyl group added for stability. It is used as a conditioning peptide for the look of firmness.
- PANTHENOL humectant
- Panthenol is pro-vitamin B5: skin converts it to pantothenic acid. It is a humectant that holds water and leaves skin feeling soft and less tight, and it is one of the ingredients formulators reach for when a formula also contains something harsh.
- BETAINE humectant
- Betaine is a sugar-beet-derived humectant that cells use to hold water. In a formula it hydrates and takes the edge off cleansers and acids, which is why it often appears alongside them.
- INOSITOL humectant
- Inositol is a sugar-like compound found in the body. In skincare it is a humectant that also helps a formula feel conditioning rather than merely wet.
- ACETYL HEXAPEPTIDE-8 peptide
- Acetyl Hexapeptide-8 is a six-amino-acid peptide used for the look of expression lines, particularly around the eyes. It is the peptide sold under the name Argireline and is water soluble and stable.
- SODIUM HYDROXIDE pH adjuster
- Sodium Hydroxide is a strong base used in traces to bring an acidic formula up to skin-friendly pH. None of it remains as itself once the formula is neutralised.
- PROPANEDIOL humectant
- Propanediol is a plant-derived glycol used in place of propylene glycol. It hydrates, carries actives into solution, and gives a lighter, less sticky slip than glycerin at the same strength.
- SYNTHETIC WAX occlusive
- Synthetic Wax is a purpose-built hydrocarbon wax used to structure balms and sticks. It is odourless and does not oxidise, unlike most natural waxes.
- SODIUM HYALURONATE humectant
- Sodium Hyaluronate is the salt of hyaluronic acid, and it is what most products labelled hyaluronic actually contain. The salt dissolves more readily and the molecule is smaller, so it sits in the outer layer of skin rather than only on top of it.
- ACETYL OCTAPEPTIDE-3 peptide
- Acetyl Octapeptide-3 is an eight-amino-acid peptide used for the look of expression lines. It is usually paired with acetyl hexapeptide-8 rather than used alone.
- POLYGLYCERYL-10 STEARATE emulsifier
- Polyglyceryl-10 Stearate is a mild sugar-derived emulsifier that holds oil into water and thickens slightly.
- HYDROLYZED HYALURONIC ACID humectant
- Hydrolyzed Hyaluronic Acid is hyaluronic acid cut into much shorter fragments. The smaller the fragment, the further into the outer layer it can settle, which is why serums stack several sizes together instead of using one.
- BETA-GLUCAN polysaccharide
- Beta-Glucan is a polysaccharide from oats or yeast. It holds a large amount of water, forms a soothing film, and is one of the ingredients formulators reach for in products aimed at reactive skin.
- SODIUM HYALURONATE CROSSPOLYMER humectant
- Sodium Hyaluronate Crosspolymer is hyaluronic acid linked into a mesh. It holds water in a soft gel on the surface rather than sinking in, and it releases that water slowly through the day.
- CERAMIDE NP barrier lipid
- Ceramide NP is the most used cosmetic ceramide, the same class of lipid that makes up roughly half the mortar between cells in the outer layer of skin. Added to a cream it slots into that structure, which is why ceramide formulas feel less leaky rather than merely greasy.
- HYALURONIC ACID humectant
- Hyaluronic Acid is a sugar chain the body already makes, and one gram of it can hold several litres of water. In a formula it is a humectant that pulls water to the surface of skin and holds it in a film, which is what makes skin look plumper while it is there.
- CHOLESTEROL barrier lipid
- Cholesterol is the third of the three lipids the outer layer of skin is built from, with ceramides and fatty acids. Formulas that carry all three are following the ratio skin itself holds.
- HYDROLYZED COLLAGEN protein
- Hydrolyzed Collagen is collagen broken into fragments small enough to dissolve in water. It cannot become collagen in skin; what it does is hold water at the surface and leave a smooth, conditioned film.
- SODIUM ACETYLATED HYALURONATE humectant
- Sodium Acetylated Hyaluronate is hyaluronic acid modified to be part oil-loving, so it clings to skin instead of rinsing away. Formulators call it the one that stays put.
- Made in
- Republic of Korea
- Category
- Moisturizer
- Actives
- Adenosine, Bakuchiol, Beta-Glucan, Ceramide NP, Collagen, Hyaluronic Acid, Niacinamide, Panthenol, Peptides, Sodium Hyaluronate, Squalane
- Ships from
- California or Korea
Orders ship from California or direct from Korea with tracked delivery to your door, and both routes carry the same Korean-market release. Shipping is free on orders of $100 or more. Returns are accepted for 30 days, by mail.
We split shipments free, so one out-of-stock item never holds up the rest of your order.
Where this unit came from
- 1Seoul
Bought as Korean-market stock - 2Barcode
Listed against the Korean barcode on its box - 3California or Korea
Ships to you from either, as the same Korean-market release
We stock the version of a formula that is sold in Korea, not the release a brand prepares for another market under the same name.
Every unit keeps its original barcode and batch code intact, so the unit in your hands can be checked against the brand’s own records.
Every order ships from California or direct from Korea, and returns run for 30 days.
Every claim on this page traces to the unit in the box, the barcode, the batch code and the price you can read for yourself.
How it works
A bounce cream is a texture promise before anything else: light enough to press in, rich enough to leave the surface looking full rather than flat. This one carries niacinamide near the front of its list, with copper tripeptide-1 and squalane behind it. It goes on last, over serum, morning and evening, and it is thin enough to sit under sunscreen or makeup. Skin that looks tired and flat by the evening is the case it fits. Twice a day, every day, and the neck takes the same pass as the face.
Worth knowing
- Collagen here is not plant-derived, so this is not a vegan formula.
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COSRX The Blue Peptide Bakuchiol Plump Bounce Cream
How it felt, how your skin took it, what you layer it with. Straight answers help the next person choose.
COSRX
Peptide bakuchiol cream with Copper Tripeptide and Niacinamide.
Verify your unit when it arrives
Verify your unit when it arrives
Korean-market stock with the original barcode and batch code intact, exactly as it left Korea.
COSRX verifies units itself. Find the verification page on cosrx.com and enter the batch number and expiration date printed on your unit. Read them off the package rather than from us, which is the point.
Source: COSRX FAQ
On the unit itself
- The Korean-market barcode, unaltered from the retail package.
- The manufacturer’s batch code, exactly as the maker printed it.
정품Genuine article, Korean-market stock
What professionals say
What professionals say
What skin-care professionals say about skin care, quoted from the medical sources linked beside each.
Your skin barrier is basically your outer layer of the skin.
Melissa Piliang, MDDermatologist, Cleveland Clinic Pretty much every step of a Korean skin care routine is going to have some component of hydration.
Alok Vij, MDDermatologist, Cleveland Clinic
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