✦100% authentic Korean skincare — sourced direct
✦Worldwide shipping
✦Clinically tested formulas · dermatologist reviewed

Ships from Seoul + LA

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K-SECRET

Shop K-SECRET SEOUL 1988 for targeted Korean skincare built around modern actives and a routine-first brand lineup. The collection brings together retinal liposome, niacinamide, yuja, pine cica, probiotics, collagen, black rice, and fermented-bean formulas that support tone, texture, hydration, and barrier comfort without forcing the page into one single ingredient story.

You’ll find cleansers, cleansing oil, serums, creams, sunscreen, eye care, pads, and treatment balms that make it easier to build a focused routine around daily maintenance and visible refinement. At Protoclinical, we keep this page brand-led with SEOUL 1988 as the hero family, using retinal, cleansing, glow, and barrier-support signals as secondary language so the collection stays commercially clear and easy to shop.

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15 products

ProtoClinical k-beauty K-SECRET Eye Gel Patches Set (RETINOL + VITAMIN C + CAFFEINE) 60ea/102g*3 slim set packaging on a light background

ProtoClinical k-beauty K-SECRET Eye Gel Patches Set (RETINOL + VITAMIN C + CAFFEINE) 60ea/102g*3 slim set packaging on a light background

K-SECRET

K-SECRET Eye Gel Patches Set (RETINOL + VITAMIN C + CAFFEINE) 60ea/102g*3

$50.43

ProtoClinical k-beauty K-SECRET SEOUL 1988 ADVANCED SHOT : RETINAL LIPOSOME 12% + BLACK RICE 15ml soft peach beauty graphic in a square layout on a pale blue background

ProtoClinical k-beauty K-SECRET SEOUL 1988 ADVANCED SHOT : RETINAL LIPOSOME 12% + BLACK RICE 15ml soft peach beauty graphic in a square layout on a pale blue background

K-SECRET

K-SECRET SEOUL 1988 ADVANCED SHOT : RETINAL LIPOSOME 12% + BLACK RICE 15ml

$26.22

ProtoClinical k-beauty K-SECRET SEOUL 1988 CAPSULE CREAM : NIACINAMIDE 5% + YUJA 50ml product jar graphic on a pale blue background.

ProtoClinical k-beauty soft cream circular beauty graphic on a pale blue background.

K-SECRET

K-SECRET SEOUL 1988 CAPSULE CREAM : NIACINAMIDE 5% + YUJA 50ml

$26.88

ProtoClinical k-beauty K-SECRET SEOUL 1988 SUN : COLLAGEN COMPLEX 7 + PLUM 50ml product packaging on a light background.

ProtoClinical k-beauty K-SECRET SEOUL 1988 SUN : COLLAGEN COMPLEX 7 + PLUM 50ml product packaging on a light background.

K-SECRET

K-SECRET SEOUL 1988 SUN : COLLAGEN COMPLEX 7 + PLUM 50ml

$21.76

ProtoClinical k-beauty K-SECRET SEOUL 1988 Sun : Pine Tree + Ceramide 50ml product packaging on a beige background.

ProtoClinical k-beauty K-SECRET SEOUL 1988 Sun : Pine Tree + Ceramide 50ml product packaging on a beige background.

K-SECRET

K-SECRET SEOUL 1988 Sun : Pine Tree + Ceramide 50ml

$19.20

ProtoClinical k-beauty warm beige beauty graphic with a soft peach center and pale blue lower-left accents on a light background.

ProtoClinical k-beauty warm beige beauty graphic with a soft peach center and pale blue lower-left accents on a light background.

K-SECRET

K-SECRET SEOUL 1988 Eye Cream : Retinal Liposome 4% + Fermented Bean 30ml

$25.60

ProtoClinical k-beauty pale yellow beauty packaging silhouette with soft tan and blue corner accents on a light background.

ProtoClinical k-beauty pale yellow beauty packaging silhouette with soft tan and blue corner accents on a light background.

K-SECRET

K-SECRET Extra Illuminating Eye Gel Patches 60ea/102g #VITAMIN C

$19.20

ProtoClinical k-beauty cool green beauty product silhouette with a dark vertical center on a light background.

ProtoClinical k-beauty cool green beauty product silhouette with a dark vertical center on a light background.

K-SECRET

K-SECRET SEOUL 1988 Cleansing Oil : Pine Cica 1% + Probiotics 200ml

$24.32

ProtoClinical k-beauty K-SECRET Instant Relief Eye Gel Patches 60ea/102g #CAFFEINE single pale blue product box with a dark lower band on a lavender background

ProtoClinical k-beauty K-SECRET Instant Relief Eye Gel Patches 60ea/102g #CAFFEINE single pale blue product box with a dark lower band on a lavender background

K-SECRET

K-SECRET Instant Relief Eye Gel Patches 60ea/102g #CAFFEINE

$21.00

ProtoClinical k-beauty K-SECRET Advanced Regenerating Eye Gel Patches 60ea/102g #RETINOL single lavender product box with a dark lower band on a pale pink and blue background

ProtoClinical k-beauty K-SECRET Advanced Regenerating Eye Gel Patches 60ea/102g #RETINOL single lavender product box with a dark lower band on a pale pink and blue background

K-SECRET

K-SECRET Advanced Regenerating Eye Gel Patches 60ea/102g #RETINOL

$21.00

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K-SECRET

K-SECRET SEOUL 1988 BOOSTING BALL : COLLAGEN 100% 35mg X 7ea

$28.82

ProtoClinical k-beauty K-SECRET SEOUL 1988 GLOW SERUM : NIACINAMIDE 15% + YUJA 30ml in a single golden-yellow bottle, centered upright on a pale lavender background

ProtoClinical k-beauty K-SECRET SEOUL 1988 GLOW SERUM : NIACINAMIDE 15% + YUJA 30ml in a single golden-yellow bottle, centered upright on a pale lavender background

K-SECRET

K-SECRET SEOUL 1988 GLOW SERUM : NIACINAMIDE 15% + YUJA 30ml

$26.20

Product image

Product image

K-SECRET

K-SECRET SEOUL 1988 BOOSTING SERUM : COLLAGEN COMPLEX 7 + RED GINSENG 30ml

$26.20

ProtoClinical k-beauty K-SECRET Vita Collagen Whitening Bar 110g single boxed cleansing bar in a front-facing product shot on a clean white background

ProtoClinical k-beauty K-SECRET Vita Collagen Whitening Bar 110g single boxed cleansing bar in a front-facing product shot on a clean white background

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K-SECRET

K-SECRET Vita Collagen Whitening Bar 110g

$17.29

ProtoClinical k-beauty K-SECRET SEOUL 1988 Cleansing Foam : Pine Cica 1% + Probiotics 150ml shown in a close packshot with visible packaging and front label details on a white background

ProtoClinical k-beauty K-SECRET SEOUL 1988 Cleansing Foam : Pine Cica 1% + Probiotics 150ml shown in a close packshot with visible packaging and front label details on a white background

K-SECRET

K-SECRET SEOUL 1988 Cleansing Foam : Pine Cica 1% + Probiotics 150ml

$18.62