What is Sodium PCA?

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• 

  sidmool

  ULTRA FACIAL MOISTURIZING MILD LOTION

  It's made for better hydration.

  Key: Sodium PCA (#4 on the ingredient list), Hyaluronic Acid, Beta-Glucan

  Official (Korean)

  3 claims, summarized

  Only partly backed:

  better hydration

  See each claim

  claims, checked

  • Made with a super mild, silky feel to be gentle and comfortable.plausible, not tested
  • Perfectly suited for moisture-deficient oily, oily, and greasy sebum concerns, cleanliness itself!plausible, not tested
  • Comfortable, fresh moisture barrier care for various skin types stressed by multiple basic skincare routines.partly backed
• 

  Isntree

  Hyaluronic Acid Toner

  Key: Sodium PCA (#6 on the ingredient list), Hyaluronic Acid, Beta-Glucan

  Official (Korean)

• sidmool

  ULTRA FACIAL MOISTURIZING LOTION

  It's made for a brighter skin tone and better hydration.

  Key: Sodium PCA (#7 on the ingredient list), Hyaluronic Acid, Niacinamide

  Amazon· Seller not confirmedOfficial (Korean)

  32 claims, summarized

  You can expect:

  a brighter skin tone · better hydration

  See each claim

  claims, checked

  • A product for customers who prefer the natural scent of raw ingredients.backed by evidence
  • When you first use it, the raw ingredient scent feels unfamiliar, and you may perceive it as a dull scent? a musty scent.backed by evidence
  • Color feel: A milky and translucent color, as no synthetic colorants are used.backed by evidence
  • Feel of moisturization: A moisture lotion that provides hydration / If dryness is severe, use together with an oil-based moisturizing product.backed by evidence
  • Ceramide 3 and Ceramide NP are the same ingredient.backed by evidence
  • The ingredient name has been changed and is displayed as Ceramide NP.backed by evidence
  • Moisturizing lotion for inner-dry skin troubled by facial tightness.plausible, not tested
  • Clean application feel and moisture.plausible, not tested
  • Oily skin also experiences dryness that pulls from within.plausible, not tested
  • Viscosity feel: A thin and silky cream texture.plausible, not tested
  • Ultra Lotion: It has a scent similar to Madariale Cream, with a raw-ingredient scent.plausible, not tested
  • Feel of spreadability: Full of moist hydration, and after application, a thin film forms / Good feel even for oily skin.plausible, not tested
  • Even oily skin needs oil-water moisturization.plausible, not tested
  • Moisture for inner-dry skin and combination skin.plausible, not tested
  • We provide a comfortable feel for all skin types, including male customers.plausible, not tested
  • The more refreshing the application feel, the better the absorption seems.plausible, not tested
  • Seedmul is making cosmetics free from concerns about bacteria, fungi, and microorganisms through microbial testing, so you can use them with confidence.partly backed
  • Ultra Facial Moisturizing Lotion is for sensitive and all type of skins. Hyaluronic Acid and moisturizing factors deliver nutritions, hydrate skins and protect against environmental irritants for healthier-looking skin.partly backed
  • pH about 6.6, mildly acidic product.overstated
  • Seedmul cosmetics free from worries about bacteria, fungi, and microorganisms.overstated
  • This product applies a stabilization system using plant ingredients and is prepared with sensitive skin in mind.no supporting source found
  • Skin irritation test completed.no supporting source found
  • Pregnant women, nursing mothers.no supporting source found
  • Animal-free.no supporting source found
  • High repurchase rate.no supporting source found
  • Seedmul, the hometown of skin, holds 110 domestic and international patents related to products and trademarks, and develops various products together with customers.no supporting source found
  • The two products have no difference in ingredients except fragrance-related components.contradicted by sources
  • Ends inner dryness.nothing specific to check
  • Praise from numerous customers.nothing specific to check
  • Ultra moisture lotion recognized for its results.nothing specific to check
  • This product is prepared with all sensitive skin in mind.nothing specific to check
  • To care for such skin with a good feel and moisture, we have composed it with ingredients infused with Seedmul's heart.nothing specific to check

• sidmool

  장벽 앰플 마스크 시트 (Korean)This brand publishes no English name for this product. The name above is as printed in Korean.

  It's made for better hydration and better barrier support.

  Key: Sodium PCA (#12 on the ingredient list), Panthenol, Ceramide

  Official (Korean)

  8 claims, summarized

  Only partly backed:

  better hydration · better barrier support · firmer skin (amount unknown)

  See each claim

  claims, checked

  • Panthenol (10,000ppm)backed by evidence
  • Formulated to be preserved with 1,2-Hexanediol.backed by evidence
  • Because synthetic fragrances are not used, the scent is the raw materials' own.backed by evidence
  • For skin moisturization and firm barrier care, D-Panthenol (Dexpanthenol) 10,000ppm (=1%) appliedpartly backed
  • D-Panthenol 10,000ppm + Ceramide + Polyglutamic Acid + Sodium PCA + Camellia Seed Oil + Allantoin = Real Barrier Carepartly backed
  • To help with elasticity and wrinkle improvement, we applied Adenosine.partly backed
  • No synthetic surfactants, tar colors, so more comfortable care possible / Made without synthetic ingredients that customers do not want.partly backed
  • Pregnant women, nursing mothers can use it comfortably.no supporting source found
• 

  ZEROID

  Foaming Cleanser

  Key: Sodium PCA (#15 on the ingredient list), Disodium Lauryl Sulfosuccinate, Sodium Lauroyl Methyl Isethionate

  Official (Korean)

  3 claims checked

  claims, checked

  • From the June 2017 production lot onwards, bitter orange extract among the ingredients of 'Zeroid Foaming Cleanser' can no longer be used owing to circumstances at the raw material supplier.backed by evidence
  • A low irritation moisturising cleanser in a foam texture for dry and sensitive skinpartly backed
  • 'Zeroid Pimprove Foaming Cleanser', a foam cleanser for oily sensitive skin, releasedno supporting source found
• 

  PHYSIOGEL

  DMT Essence in Toner

  It's made for better hydration.

  Key: Sodium PCA (#17 on the ingredient list), Hyaluronic Acid, Serine

  Official (Korean)

  1 claim, summarized

  Only partly backed:

  better hydration

  See each claim

  claims, checked

  • When you need hydration that fills every gap!plausible, not tested
• 

  PHYSIOGEL

  DMT For Men Essential Toner 200ml

  Key: Sodium PCA (#18 on the ingredient list), Squalane, Hyaluronic Acid

  Official (Korean)

  1 claim checked

  claims, checked

  • Direct link to the official Physiogel store, the No.1 moisturizing cream brand in German dermatology for over 175 yearsnothing specific to check
• 

  ATOPALM

  FACIAL FOAM WASH

  It's made for better hydration.

  Key: Sodium PCA (#19 on the ingredient list), Caprylyl/Capryl Glucoside, Coco-Glucoside

  Official (Korean)

  59 claims, summarized

  You can expect:

  better hydration

  Only partly backed:

  better barrier support

  Free of:

  10 listed ingredients

  Tests passed:

  dermatologist check · skin irritation

  See each claim

  claims, checked

  • Meet the more hydrating facial foam wash. UP-GRADE!backed by evidence
  • *Based on the moisturizing ingredient content in all ingredients compared to the existing Atopalm facial foam washbacked by evidence
  • Korea Brand Power Index 1st place 2007~2025backed by evidence
  • Vitamin E protects skin moisture barrier, Vitamin B5 moisturizes dry skinbacked by evidence
  • Skin moisture content increased by 99.3%backed by evidence
  • Skin moisture content (A.U.) before use 17.2, immediately after use 34.2, after 1 hour 29.2; improvement immediately after use 99.3%, improvement after 1 hour 70.4%backed by evidence
  • ※ Study title: Human application study on the improvement and maintenance of skin moisturization after cleansing with Atopalm Facial Foam Wash ※ Study institution: KC Skin Clinical Research Center Co., Ltd. / Study period: 2026.06.02~06.05 / Subjects: 20 adultsbacked by evidence
  • 5 amino acids for moist skin: Leucine, Valine, Threonine, Phenylalanine, Lysinebacked by evidence
  • Eye irritation alternative test completed HET-CAM Testedbacked by evidence
  • The irritation index for reaction time evaluation was 0.00.backed by evidence
  • ※ Test name: In vitro test for potential eye irritation using HET-CAM with Atopalm Facial Foam Wash ※ Test institution: KC Skin Clinical Research Center Co., Ltd. / Test period: 2026.05.29~06.08backed by evidence
  • Test completed for maintenance of pH balance after cleansingbacked by evidence
  • ※ Test name: Comparative human application test on the maintenance of skin pH balance after cleansing with Atopalm Facial Foam Wash ※ Test institution: KC Skin Clinical Research Center Co., Ltd. / Test period: 2026.06.02~06.05 / Subjects: 20 adultsbacked by evidence
  • Sensitive skin irritation test completed Dermatologist Testedbacked by evidence
  • The skin irritation index was 0.00, and according to the criteria, it was judged as a low-irritation product.backed by evidence
  • ※ Test name: Human application test of primary skin irritation on sensitive skin using patch test with Atopalm Facial Foam Wash ※ Test institution: KC Skin Clinical Research Center Co., Ltd. / Test period: 2026.06.17~06.19 / Subjects: 33 adultsbacked by evidence
  • Free of 10 harmful skin ingredients FREE FORMULAbacked by evidence
  • Artificial fragrance, artificial colorants, ethanol, parabens, phenoxyethanol, mineral oil, propylene glycol (PG), triethanolamine (TEA), butylhydroxytoluene (BHT), benzyl alcoholbacked by evidence
  • ※ Based on EWG ratings as of 2026.04backed by evidence
  • Pump an appropriate amount during cleansing to produce rich, soft foam for easy cleansing.backed by evidence
  • NeoPharm Co., Ltd.backed by evidence
  • If there is any defect in this product, we will compensate according to the "Consumer Dispute Resolution Standards" notified by the Fair Trade Commission.backed by evidence
  • This product is sold directly by NeoPharm Co., Ltd., so you can purchase with confidence.backed by evidence
  • A mildly acidic cleanser with soft, fluffy foambacked by evidence
  • ・ Capacity: 1 bottle (150mL)backed by evidence
  • ・ Texture: Originally a thin liquid formulation; when you press the pump, it produces soft, fluffy foam like fresh cream.backed by evidence
  • Proprietary skin barrier technology MLE®[MLE]plausible, not tested
  • We use Atopalm paper, an eco-friendly paper! With 15% recycled paper added to FSC-certified eco-friendly paper, we practice forest conservation and management.plausible, not tested
  • Printed with eco-friendly soybean oil ink!plausible, not tested
  • Moisturizing ingredients 1.5x UP! Foaming power UP! A more hydrating mildly acidic moisturizing cleanserpartly backed
  • Moist cleansing with gentle foam, free from eye stinging worriespartly backed
  • pH Balanced Moisturizing Cleanserpartly backed
  • No.1 in sensitive skincare for 19 consecutive years in the Korea Brand Power Index (K-BPI)partly backed
  • With a 1.5x reinforced* moisturizing formula and gentle amino acid-derived cleansing ingredients, it keeps skin moist from the start to the finish of cleansing.partly backed
  • Contains amino acids that help with moisture balance and skin health, so skin feels comfortable without tightness after cleansing. * Limited to characteristics of the raw materialpartly backed
  • No stinging even if it touches the eyes, comfortable for both mom and babypartly backed
  • For baby skin sensitive to even minor irritation, a gentle mildly acidic cleanser ensures peace of mind even with daily use.partly backed
  • A mildly acidic formula that matches the pH balance of healthy skin cleanses baby's facial skin gently and thoroughly without irritation.partly backed
  • Maintains optimal skin pH balance pH4.0~6.0partly backed
  • Peace of mind for mom and baby! EWG Green grade, all ingredients reassuringpartly backed
  • ※ Can be used by all ages, including infants and children.partly backed
  • PLUS TIP Even babies with sensitive and delicate skin can use it with peace of mind.partly backed
  • From delicate-skinned infants to adults, for the whole family—anyone with sensitive skin seeking low-irritation cleansingpartly backed
  • The five amino acids provide moist cleansing and a finish without tightness.partly backed
  • ① Semyung University Oriental Bio-Industry Clinical Support Center: classified as non-irritating based on skin irritation (Mean score) evaluationpartly backed
  • ② SkinMed Clinical Trial Center: judged as non-irritating substance based on eye irritation evaluation test resultspartly backed
  • ・ Palmitoyl palmitamide MEA: an ingredient used as a surfactant (foam booster), viscosity increasing agent, and antistatic agent.partly backed
  • Moist after cleansing! No eye stinging! Mildly acidic washoverstated
  • Facial foam wash: irritation-free! tear-free!overstated
  • MLE technology fills damaged skin barriers and blocks the penetration of allergens and various bacteria, protecting the skin.overstated
  • With a low-irritation, reassuring formula, even the most sensitive skin can be used without worry.overstated
  • With our proprietary MLE® technology, you can achieve a clean, irritation-free cleanse.overstated
  • Moisturizing ingredient content X1.5no supporting source found
  • It is similar to the actual skin structure, so it absorbs quickly.no supporting source found
  • Along with MLE technology, patented ingredients Omega-Ceramide-16* and Lipimoide** are applied to strengthen the skin barrier of dry and sensitive skin, and to moisturize and protect, leading to healthy skin. *Omega-Ceramide-16 (Patent registration number: 10-1827469) ** Lipimoide (Patent registration number: 10-2137381)no supporting source found
  • ・ Fragrance: a gentle, natural lavender scent is delicately feltno supporting source found
  • For delicate baby faces, a baby-exclusive cleanser is needed.nothing specific to check
  • Our baby's first trusted facial cleansernothing specific to check
  • With fluffy, abundant foam, as gentle as a mother's touchnothing specific to check
• 

  Wellage

  Real Hyaluronic 100 Toner

  Key: Sodium PCA (#29 on the ingredient list), Hyaluronic Acid, Hydrolyzed Glycosaminoglycans

  Olive Young USAmazon· Seller not confirmedBrand storeOfficial (Korean)

  7 claims, summarized

  Don't count on:

  better hydration

  See each claim

  claims, checked

  • Ultra-low molecular weight hyaluronic water 93%partly backed
  • A product that contains 93% of Wellage's proprietary ingredient 'Hial水™' to provide abundant moisture to the skin.partly backed
  • #InnerDrynessSolvedoverstated
  • The product's inner dryness improvement effect was also confirmed through a human application test at a professional clinical institution. Upon product use, △skin surface moisture increased by 201.52%, △inner stratum corneum moisture up to 20 layers increased by 85.99%.no supporting source found
  • It was recognized as a non-irritating (non-stimulating) product through the human skin primary irritation test.no supporting source found
  • When this product is used together with Wellage 'Real Hyaluronic 100 Ampoule', it showed a high moisture improvement rate of 116.56% with approximately 1.5 times more moisture compared to using the ampoule alone.no supporting source found
  • #InnerMoistureTonernothing specific to check
• 

  FREEMAY

  Blue Moisture Glow Booster Bubble Mask

  Key: Sodium PCA (#52 on the ingredient list), Niacinamide, Adenosine

Often featured alongside it

• Hyaluronic acid
• Betaine
• Beta-Glucan
• Ceramide
• Hydroxyethyl Urea
• Niacinamide