Aqua Shield Sun Lotion SPF50+PA++++ 50ml
KAHI's Aqua Shield Sun Lotion SPF50+PA++++ 50ml is a sun cream, sold here as the exact Korean-market formula, not a US-adjusted reformulation.
No reviews yet50 ml
$90.00 per 100 ml
- Korean-market formula
- Ships from California or direct from Korea
- Korean barcode and batch code intact
- Suited to
- dry skincombination skinsensitive or reactive skinnormal skin
- Helps with
- a daily wear-under-makeup stepskin that dislikes a heavy or greasy finishan everyday layer as part of a full routinea lightweight finish for daily use
In stock. Arrives in 3 to 7 business days
We accept
You’re $100.00 away from free US shipping.
- 30-day returns
- Free US shipping on orders of $100 or more
- Tracked delivery to your door
How it works
This sun cream from KAHI is formulated for the Korean market and sold here as that exact formula, not a US-shelf reformulation. Its fluid texture is built for the role it plays in a routine: the final step of an AM routine, after moisturizer and before makeup. KAHI is a Korean multi-balm brand best known for its stick-format Multi Balm, a single product designed to double as skincare and a dewy makeup finisher, alongside a wider anti-aging Wrinkle Bounce line. The packaging, barcode, and batch code all trace back to the same product sold on its home market. It is meant to be used consistently at the final step of an AM routine rather than as an occasional treatment.
Key benefits
- The authentic Korean-market sun cream formula, not a US-shelf reformulation
- Arrives with its Korean-market barcode and batch code intact for a direct authenticity check against the packaging
- Fits the final step of an AM routine, after moisturizer and before makeup
- Reviewed for accuracy by a licensed dermo-cosmetic expert before it reaches the product page
Inside the formula
Inside the formula
What does the KAHI cream texture feel like on skin?
It applies as a fluid texture that settles in within a minute or two rather than sitting on the surface. Because it is the Korean-market formula rather than a US-shelf reformulation, the finish matches what the same product feels like on shelf in Korea, not a version adjusted for a different market's regulations.
Where does this sun cream fit in a Korean skincare routine?
It sits at the final step of an AM routine, after moisturizer and before makeup. Korean routines are built as layers rather than a single all-in-one step, so using it out of order, for example before a lighter product that needs to absorb first, is the most common reason a product underperforms its expectations.
Is this the authentic Korean-market version, and how is it different from what US retailers sell?
Yes: KAHI formulates this line for the Korean market first, and this is that exact formula rather than a separately registered US version. Some Korean brands sell a reformulated line through US retailers with different actives or filter systems to clear US regulations, and this is not that product.
Who should reach for this sun cream first?
Anyone already using KAHI's other products will notice the same formulation logic here, and it is a reasonable first pick for someone building out a Korean routine around this step for the first time. Skin that reacts to heavy fragrance loads should still read the full ingredient panel on the product page before committing to daily use.
How should this be stored and how long does it last once opened?
Keep it out of direct sun and away from bathroom heat and humidity, the way any Korean-formulated skincare should be stored, and use a clean hand or spatula rather than repeatedly dipping wet fingers into the container. A sealed, unopened unit keeps for the shelf life printed on its own Korean-market batch code, which is intact on every unit we ship.
Not on the ingredient list below: denatured or SD alcohol, essential oils, parabens, sulfate surfactants and mineral oil or petrolatum.
Full INCI (41): Water, Dibutyl Adipate, Propanediol, Ethylhexyl Triazone, Diethylamino Hydroxybenzoyl Hexyl Benzoate, Niacinamide, Drometrizole Trisiloxane, Methylene Bis-Benzotriazolyl Tetramethylbutylphenol, Coco-Caprylate/Caprate, 2,3-Butanediol, Silica, Caprylyl Methicone, 1,2-Hexanediol, Pentylene Glycol, Nasturtium Officinale Extract, Portulaca Oleracea Extract, Behenyl Alcohol, Poly C10-30 Alkyl Acrylate, Vp/Eicosene Copolymer, Polyglyceryl-3 Methylglucose Distearate, Decyl Glucoside, Tromethamine, Carbomer, Acrylates/C10-30 Alkyl Acrylate Crosspolymer, Ethylhexylglycerin, Sodium Stearoyl Glutamate, Polyacrylate Crosspolymer-6, Adenosine, Glycerin, Xanthan Gum, Poloxamer 188, Hydroxypropyl Methylcellulose Stearoxy Ether, Tocopherol, Titanium Dioxide, Methylpropanediol, Aluminum Hydroxide, Dextrin Palmitate, Isopropyl Titanium Triisostearate, CI 77480, Tannic Acid, Fragrance
Ingredient list read from kahi.co.kr on 13 September 2026.
33 of 41 explained
- 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.
- Dibutyl Adipate emollient
- Dibutyl Adipate is a light ester emollient used as a solvent for UV filters and pigments and to keep a formula from feeling tacky.
- 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.
- 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.
- Coco-Caprylate/Caprate emollient
- Coco-Caprylate/Caprate is a coconut-derived ester used as a light, dry emollient in place of silicone. It spreads far and leaves a soft finish.
- 2,3-Butanediol humectant
- 2,3-Butanediol is a fermentation-derived glycol. It hydrates and, like the other longer glycols, makes a formula harder for microbes to grow in.
- Silica absorbent
- Silica is finely milled mineral, essentially very pure sand. It absorbs oil, stops powders clumping and soft-focuses the look of pores and fine lines.
- 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.
- 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.
- Pentylene Glycol humectant
- Pentylene Glycol hydrates and, like the other longer-chain glycols, makes a formula less hospitable to microbes so the preservative system can be lighter. It also improves how evenly a product spreads.
- Portulaca Oleracea Extract plant extract
- Portulaca Oleracea is purslane. Its extract is unusually high in omega-3 fatty acids and antioxidants for a plant, and Korean formulas use it for the look of reddened, reactive skin.
- Behenyl Alcohol fatty alcohol
- Behenyl Alcohol is a long-chain fatty alcohol used to thicken and stabilise a cream. It gives a richer, more velvety body than cetyl alcohol.
21 more explained
- Poly C10-30 Alkyl Acrylate film former
- Poly C10-30 Alkyl Acrylate is a polymer that forms a soft film, thickens the oil phase and gives a smooth, non-greasy finish.
- Vp/Eicosene Copolymer film former
- A polymer with one water-loving half and one oil-loving half. It binds pigments into a film that resists water and rubbing.
- 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.
- Decyl Glucoside surfactant
- Decyl Glucoside is a sugar and coconut-derived surfactant, one of the mildest cleansers available. It produces a soft, low foam and rinses without stripping.
- Tromethamine pH adjuster
- Tromethamine neutralises acidic thickeners such as carbomer so they gel, and holds a formula near skin-friendly pH. It is used at a fraction of a percent.
- Carbomer thickener
- Carbomer is a synthetic polymer that only gels once a base neutralises it, which is why arginine or tromethamine sits nearby on the list. It gives the clear, non-stringy gel texture a xanthan formula cannot reach.
- Acrylates/C10-30 Alkyl Acrylate Crosspolymer thickener
- This is a carbomer relative with fatty side chains, so it thickens and stabilises an emulsion at the same time. It gives a light gel-cream body rather than a heavy one.
- 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.
- Sodium Stearoyl Glutamate emulsifier
- Sodium Stearoyl Glutamate is an amino-acid-derived emulsifier. It holds oil and water together and is mild enough for formulas built for reactive skin.
- 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.
- 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.
- 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.
- Xanthan Gum thickener
- Xanthan Gum is a polysaccharide made by fermenting sugar. It thickens a watery formula into a gel and holds the whole thing in suspension so nothing separates. Too much of it and a serum turns stringy, which is why it appears in fractions of a percent.
- Hydroxypropyl Methylcellulose Stearoxy Ether thickener
- Modified cellulose with a fatty stearyl chain added, so it thickens and emulsifies at once. It gives a cushioned, slightly bouncy gel texture.
- 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.
- Methylpropanediol humectant
- Methylpropanediol is a small glycol used to hydrate and to help water-soluble actives penetrate the outer layer of skin more evenly. It leaves almost no tack, which suits watery textures.
- Aluminum Hydroxide absorbent
- Aluminum Hydroxide is a mineral powder used to coat pigments so they disperse evenly, and to absorb a little oil. It is not an antiperspirant salt.
- Dextrin Palmitate thickener
- Dextrin Palmitate is a starch-based gelling agent for the oil phase. It thickens oils into a clear gel and keeps pigment evenly suspended.
- Isopropyl Titanium Triisostearate dispersant
- An ester used to coat mineral powders so they wet out in oil rather than clumping. It is a processing aid for pigments rather than an ingredient aimed at skin.
- Tannic Acid plant extract
- Tannic Acid is the tannin fraction of plants such as oak and tea. It binds to proteins on the surface, which is what gives a tannin its tightening, astringent feel.
- Fragrance fragrance
- Fragrance, or Parfum, is a single declaration standing for a whole scent blend, which can be dozens of materials. Regulators allow it as a trade secret, so a list showing only this word does not say what the scent is made of. It is the most common trigger named by people with reactive skin.
- Market
- Korean market, the version sold in Korea
- Made in
- Republic of Korea
- Volume
- 50 ml
- Category
- Sun Care
- 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 to use
- Smooth a full fingertip's worth over the face and neck as the last step of your morning routine, working outward from the center of the face so coverage stays even under makeup.
Worth knowing
- Patch test a new mineral or chemical filter blend on the inner arm first if your skin has reacted to sunscreen before, since a filter that suits one person's skin does not always suit another's.
- Introduce any new Korean-market formula on its own for the first few uses before layering it with the rest of an existing routine, so any reaction is easy to trace to a single product.
Complete the routine
- This itemKAHI Aqua Shield Sun Lotion SPF50+PA++++ 50ml$45.00
- Seal the routine in as the last stepKAHI Eye Balm 9g$50.00
- The treatment step of this routineKAHI Wrinkle Bounce Skin Fit Blending Essence 30ml$75.00
Total for 3 items$170.00
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KAHI Aqua Shield Sun Lotion SPF50+PA++++ 50ml
How it felt, how your skin took it, what you layer it with. Straight answers help the next person choose.
KAHI, Korean-market original
The Korean-market KAHI sun cream formula, not the US reformulation.
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.
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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