Su:m37°

Secret Rice Nuruk Daily Exfoliating Cleanser

Su:m37° - Secret Rice Nuruk Daily Exfoliating Cleanser

Product overview

Brand: Su:m37°
Product Name: Secret Rice Nuruk Daily Exfoliating Cleanser
Korean Product Name: 시크릿 라이스 누룩 필링 투 폼 클렌저
Capacity: 40g, 120g
Formulated by: LG Household & Health Care
Manufactured by: LG Household & Health Care
Distributed by: LG Household & Health Care
Country of Manufacture: South Korea
Functional Cosmetic Certifications: n/a
Original Retail Price: 9,000 KRW (40g), 27,000 KRW (120g)
Date of Release: February 2025
Shelf life: 3 years before opening. 12 months after opening.

Ingredients


Notable allergens: Alcohol Denat., Essential Oils, Fragrance.

Water4,5, Glycerin, Cellulose, Potassium Cocoyl Glycinate, Lauryl Hydroxysultaine, Acrylates Copolymer, 1,2-Hexanediol, Coco-Glucoside, Glucomannan, Lactobacillus Ferment Lysate, Sodium Chloride, Alcohol Denat., Caprylyl Glycol, Ethylhexylglycerin, Titanium Dioxide (CI 77891), Potassium Hydroxide, Citrus Aurantifolia (Lime) Oil, Gluconolactone2, Juglans Regia (Walnut) Shell Powder, Butylene Glycol1,4,5, Citrus Aurantium Bergamia (Bergamot) Fruit Oil, Lavandula Angustifolia (Lavender) Oil, Rice Ferment Filtrate (Sake)(600ppm)1, Tetrasodium EDTA, Pelargonium Graveolens Flower Oil, Vinegar, Anthemis Nobilis Flower Oil, Hydrogenated Lecithin3, Sucrose Stearate3, Saccharomyces Polypeptides4, Ceramide NP3, Cholesterol3, 2,3-Butanediol3, Glyceryl Stearate3, Linoleic Acid3, Palmitic Acid3, Glycine5, Ceramide AP3, Ceramide NG3, Serine5, Glutamic Acid5, Aspartic Acid5, Leucine5, Lactobacillus/Pear Juice Ferment Filtrate, Saccharomyces/Barley Seed Ferment Filtrate, Alanine5, Lysine5, Arginine5, Tyrosine5, Phenylalanine5, Proline5, Threonine5, Valine5, Citrullus Lanatus (Watermelon) Fruit Extract, Raphanus Sativus (Radish) Root Extract, Isoleucine5, Lactobacillus/Panax Ginseng Root Ferment Filtrate, Lactobacillus/Soybean Ferment Extract, Lactobacillus/Water Hyacinth Ferment, Monascus/Rice Ferment, Saccharomyces/Grape Ferment Extract, Saccharomyces/Potato Extract Ferment Filtrate, Saccharomyces/Xylinum/Black Tea Ferment, Histidine5, Cysteine5, Methionine5, Acer Palmatum Leaf Extract, Acorus Calamus Root Extract, Actinidia Polygama Fruit Extract, Akebia Quinata Extract, Allium Cepa (Onion) Bulb Extract, Allium Sativum (Garlic) Bulb Extract, Anemarrhena Asphodeloides Root Extract, Artemisia Princeps Leaf Extract, Beta Vulgaris (Beet) Root Extract, Brassica Oleracea Capitata (Cabbage) Leaf Extract, Brassica Rapa (Turnip) Leaf Extract, Camellia Japonica Leaf Extract, Carica Papaya (Papaya) Fruit Extract, Carthamus Tinctorius (Safflower) Flower Extract, Cassia Obtusifolia Seed Extract, Centella Asiatica Extract, Chaenomeles Sinensis Fruit Extract, Cichorium Intybus (Chicory) Root Extract, Citrus Aurantium Bergamia (Bergamot) Leaf Extract, Citrus Junos Fruit Extract, Citrus Unshiu Peel Extract, Codonopsis Lanceolata Root Extract, Crataegus Cuneata Fruit Extract, Cucumis Sativus (Cucumber) Fruit Extract, Curcuma Longa (Turmeric) Root Extract, Daucus Carota Sativa (Carrot) Root Extract, Diospyros Kaki Fruit Extract, Equisetum Arvense Extract, Eriobotrya Japonica Leaf Extract, Ficus Carica (Fig) Fruit Extract, Geranium Robertianum Extract, Glechoma Hederacea Extract, Glycyrrhiza Glabra (Licorice) Root Extract, Grifola Frondosa Fruiting Body Extract, Helianthus Annuus (Sunflower) Seed Extract, Hemerocallis Fulva Flower Extract, Ipomoea Batatas Root Extract, Lentinus Edodes Extract, Lippia Citrodora Leaf Extract, Lonicera Japonica (Honeysuckle) Flower Extract, Lycium Chinense Fruit Extract, Melissa Officinalis Extract, Mentha Piperita (Peppermint) Flower/Leaf/Stem Extract, Morus Bombycis Leaf Extract, Musa Sapientum (Banana) Fruit Extract, Nelumbo Nucifera Root Extract, Ocimum Basilicum (Basil) Leaf Extract, Panicum Miliaceum (Millet) Seed Extract, Perilla Frutescens Leaf Extract, Vigna Angularis Seed Extract, Plantago Major Seed Extract, Platycodon Grandiflorus Root Extract, Portulaca Oleracea Extract, Prunus Armeniaca (Apricot) Fruit Extract, Prunus Persica (Peach) Fruit Extract, Prunus Salicina Fruit Extract, Malus Domestica Fruit Extract, Rehmannia Chinensis Root Extract, Rosmarinus Officinalis (Rosemary) Leaf Extract, Rubus Idaeus (Raspberry) Fruit Extract, Salvia Officinalis (Sage) Leaf Extract, Sasa Veitchii Leaf Extract, Schizonepeta Tenuifolia Extract, Sesamum Indicum (Sesame) Seed Extract, Spinacia Oleracea (Spinach) Leaf Extract, Taraxacum Officinale (Dandelion) Leaf Extract, Thymus Vulgaris (Thyme) Leaf Extract, Trichosanthes Kirilowii Root Extract, Undaria Pinnatifida Extract, Zingiber Officinale (Ginger) Root Extract, Chamomilla Recutita (Matricaria) Flower Extract, Ginkgo Biloba Nut Extract, Houttuynia Cordata Extract, Lactobacillus/Rye Flour Ferment, Lactobacillus/Wasabia Japonica Root Ferment Extract, Ceramide EOP3, Limonene, Linalool, Citronellol

[1] Rice Nuruk Ferm™
[2] PHA
[3] Melting Ceramide
[4] Biopeptide 190™
[5] Fermented Amino Acids

정제수4,5, 글리세린, 셀룰로오스, 포타슘코코일글리시네이트, 라우릴하이드록시설테인, 아크릴레이트코폴리머, 1,2-헥산다이올, 코코-글루코사이드, 글루코만난, 락토바실러스발효용해물, 소듐클로라이드, 변성알코올, 카프릴릴글라이콜, 에틸헥실글리세린, 티타늄디옥사이드(CI 77891), 포타슘하이드록사이드, 라임전초오일, 글루코노락톤2, 호두나무열매껍질가루, 부틸렌글라이콜1,4,5, 베르가모트오일, 라벤더오일, 쌀발효여과물(600ppm)1, 테트라소듐이디티에이, 센티드제라늄꽃오일, 비니거, 캐모마일꽃오일, 하이드로제네이티드레시틴3, 수크로오스스테아레이트3, 효모폴리펩타이드4, 세라마이드엔피3, 콜레스테롤3, 2,3-부탄다이올3, 글리세릴스테아레이트3, 리놀레익애씨드3, 팔미틱애씨드3, 글라이신5, 세라마이드에이피3, 세라마이드엔지3, 세린5, 글루타믹애씨드5, 아스파틱애씨드5, 류신5, 락토바실러스/배즙발효여과물, 효모/보리씨발효여과물, 알라닌5, 라이신5, 알지닌5, 타이로신5, 페닐알라닌5, 프롤린5, 트레오닌5, 발린5, 수박추출물, 무추출물, 아이소류신5, 락토바실러스/인삼뿌리발효여과물, 락토바실러스/콩발효추출물, 락토바실러스/부레옥잠발효물, 모나스커스/쌀발효물, 효모/포도발효추출물, 효모/감자추출물발효여과물, 효모/자일리눔/홍차발효물, 히스티딘5, 시스테인5, 메티오닌5, 단풍나무잎추출물, 창포뿌리추출물, 개다래추출물, 으름덩굴추출물, 양파추출물, 마늘추출물, 지모뿌리추출물, 쑥잎추출물, 사탕무뿌리추출물, 양배추추출물, 순무잎추출물, 동백나무잎추출물, 파파야열매추출물, 잇꽃꽃추출물, 결명씨추출물, 병풀추출물, 모과추출물, 치커리뿌리추출물, 베르가모트잎추출물, 유자추출물, 귤껍질추출물, 더덕뿌리추출물, 쿠네아타산사열매추출물, 오이열매추출물, 울금뿌리추출물, 당근추출물, 감추출물, 쇠뜨기추출물, 비파나무잎추출물, 무화과추출물, 허브로버트추출물, 긴병꽃풀추출물, 스페인감초뿌리추출물, 잎새버섯자실체추출물, 해바라기씨추출물, 원추리꽃추출물, 고구마뿌리추출물, 표고버섯추출물, 레몬버베나잎추출물, 인동덩굴꽃추출물, 구기자추출물, 레몬밤추출물, 페퍼민트꽃/잎/줄기추출물, 산뽕나무잎추출물, 바나나추출물, 연꽃뿌리추출물, 바질잎추출물, 기장추출물, 소엽잎추출물, 팥추출물, 왕질경이씨추출물, 도라지뿌리추출물, 쇠비름추출물, 살구추출물, 복숭아추출물, 자두추출물, 사과추출물, 지황뿌리추출물, 로즈마리잎추출물, 라즈베리추출물, 살비아잎추출물, 얼룩조릿대잎추출물, 형개추출물, 검은깨추출물, 시금치추출물, 서양민들레잎추출물, 타임잎추출물, 하늘타리뿌리추출물, 미역추출물, 생강추출물, 마트리카리아꽃추출물, 은행추출물, 약모밀추출물, 락토바실러스/호밀가루발효물, 락토바실러스/고추냉이뿌리발효추출물, 세라마이드이오피3, 리모넨, 리날룰, 시트로넬올

[1] Rice Nuruk Ferm™
[2] PHA
[3] 멜팅세라마이드
[4] Biopeptide 190™
[5] 발효 아미노산

Product description

Su:m37°’s “Secret Rice Nuruk Daily Exfoliating Cleanser” is a daily peeling-to-foam cleanser with a fermented Nuruk1 paste formula designed to gently and thoroughly eliminate make-up and skin impurities. The product transforms from a delicate gommage texture to a rich, foamy lather in three steps.

[1] t/n “Nuruk” (누룩, 麴) refers to a traditional Korean fermentation starter.

All-in-one cleansing foam

Achieve a clear and radiant complexion with a white rice Nuruk cleansing foam: Su:m37°’s “Secret Rice Nuruk Daily Exfoliating Cleanser”.

Address multiple skincare needs with just one cleansing foam: from cleansing to reducing blemishes, brightening skin tone, and refining skin texture.

“I’m looking for a hypoallergenic deep cleanser that is safe to use even for sensitive skin.”

“I want to achieve a clear, radiant complexion that shines like white rice grains”

“I’m looking for a practical daily cleanser that does it all, from cleansing to exfoliation.”

“I prefer to use a single cleanser for all my needs, from my morning cleanse to removing make-up in the evening.”

Clear and radiant complexion

A single-step solution for achieving a clear and radiant complexion while effectively improving the appearance of pores! Achieve a fair complexion with white rice Nuruk.

Encapsulated within Su:m37°’s “Secret Rice Nuruk Daily Exfoliating Cleanser” is the rice water cleansing secret that leaves the skin visibly clearer with every wash. Start your daily skincare routine by cleansing your face with Su:m37°’s “Secret Rice Nuruk Daily Exfoliating Cleanser” and address multiple skincare needs including cleansing, reducing blemishes, brightening skin tone, and refining skin texture.

Rice Nuruk Ferm™

Su:m37°’s “Secret Rice Nuruk Daily Exfoliating Cleanser” is formulated with Rice Nuruk Ferm™, an ingredient obtained through 960 hours of enduring commitment. Rice Nuruk Ferm™ is a fermented ingredient derived from rice Nuruk and developed by Su:m37° using a 600-year-old traditional fermentation technique2.

  • Step 1: Su:m37° meticulously selected organic Yeoju rice flour, once reserved for the royal table.
  • Step 2: Su:m37° produced rice Nuruk through an approximately 15-day process of preparing the fermentation base (Bijeum, 빚음), fermentation incubation (Ttwium, 띄움), and microbial permeation (Seumim, 스밈), followed by a 21-day period of drying and maturation.
  • Step 3: Su:m37° fermented the carefully prepared rice Nuruk for an additional 4 days to develop Rice Nuruk Ferm™.

Su:m37°’s “Secret Rice Nuruk Daily Exfoliating Cleanser” boasts a three-step transforming formula enriched with Rice Nuruk Ferm™, an ingredient obtained through years of enduring commitment. The product not only promotes a clear, luminous complexion but also thoroughly cleanses the skin.

[2] The Iihwagok (이화곡, 梨花麴) technique recorded in the Sanga Yorok (산가요록) from 1450.

Three-step formula

Introducing Su:m37°’s first-ever3 three-step transformative cleanser, which transforms from a face cleanser into an exfoliating treatment.

  • Step 1: Rice Nuruk Paste – a glutinous rice Nuruk paste formula.
  • Step 2: Peeling Gommage – when rolled over rough skin, the formula becomes a gentle gommage.
  • Step 3: Cleansing Bubbles – when the formula comes in touch with water, it transforms into a rich, foamy lather.

[3] “First-ever” refers to the first product of its kind in LG Household & Health Care’s history.

100% satisfaction

Within one week of using Su:m37°’s “Secret Rice Nuruk Daily Exfoliating Cleanser,” all users reported satisfaction with the visible improvements in their skin.

  • 100% of users felt the product effectively reduced keratin build-up.
  • 100% of users found that the product effectively reduced keratin plugs.
  • 100% of users noticed that their skin texture became softer and smoother after using the product.
  • 100% of users experienced a more luminous skin tone after using the product.
  • 100% of users agreed that the product thoroughly removed skin impurities.
  • 100% of users reported that their skin felt well-hydrated after using the product.

Survey conducted by: Global Research Co. Ltd.
Participants: 60 women 20-45.
Date: 31 January – 6 February 2025.

Su:m37°’s “Secret Rice Nuruk Daily Exfoliating Cleanser”

  • Achieve a clear and radiant complexion – With its rice Nuruk cleansing foam, the product effectively promotes a luminous and clear skin tone.
  • Smooth skin texture – The product is formulated with the exfoliating ingredient PHA and designed to smooth skin texture.
  • Banish whiteheads and blackheads – Enjoy the refreshing sensation of a deep cleanse.
  • Gentle cleanser suitable for daily use – The product successfully passed skin irritation tests and primary skin irritation tests for sensitive skin.

Point 1: Daily brightening skin tone treatment

Su:m37°’s “Secret Rice Nuruk Daily Exfoliating Cleanser” is formulated with rice Nuruk, which is meticulously crafted from organic rice sourced from Yeoju, to transform dull and rough skin into a complexion that is as clear and radiant as white rice grains.

  • The product was shown to improve skin clarity in just one cleanse4.
  • The product was shown to improve skin texture by 7.69% after just one cleanse5.

[4] Tests conducted by: Korea Institute of Dermatological Sciences.
Participants: 31 men and women aged 24–62 years (with a mean age of 48.94 years, and a standard age deviation of 7.96 years).
Date: 6 December 2024 (first visit) – 20 December 2024 (final visit).

[5] Tests conducted by: Korea Institute of Dermatological Sciences.
Participants: 31 men and women aged 24–62 years (with a mean age of 48.94 years, and a standard age deviation of 7.96 years).
Date: 6 December 2024 (first visit) – 20 December 2024 (final visit).

Point 2: Daily exfoliating treatment with a skin irritation index of 06

Su:m37°’s “Secret Rice Nuruk Daily Exfoliating Cleanser” is an exfoliating treatment suitable for daily use, even for those with sensitised skin. Formulated with PHA, a third-generation exfoliating ingredient, the product gently eliminates dull, old skin cells, leading to a more refined skin texture.

[6] Tests conducted by: Ecoderm Co., Ltd.
Participants: 30 men and women (2 males, 28 females,) with a mean age of 38.8±5.4.
Date: 9-13 December 2024.

Point 3: Refreshing and effective removal of whiteheads and blackheads

Su:m37°’s “Secret Rice Nuruk Daily Exfoliating Cleanser” is formulated with rice Nuruk to gently eliminate whiteheads and blackheads that have become hardened like tiny millet seeds, ultimately revealing a luminous and smooth skin texture.

The product has been clinically proven to reduce blackheads and whiteheads through in vivo tests7.

Su:m37° - Secret Rice Nuruk Daily Exfoliating Cleanser
Su:m37° - Secret Rice Nuruk Daily Exfoliating Cleanser
Su:m37° - Secret Rice Nuruk Daily Exfoliating Cleanser

[7] Tests conducted by: Korea Institute of Dermatological Sciences.
Participants: 31 men and women aged 24–62 years (with a mean age of 48.94 years, and a standard age deviation of 7.96 years).
Date: 6 December 2024 (first visit) – 20 December 2024 (final visit).

Point 4: Melting Ceramide x PHA x fermented amino acids

Su:m37°’s “Secret Rice Nuruk Daily Exfoliating Cleanser” is formulated with Melting Ceramide, PHA, fermented amino acids and Rice Nuruk Ferm™.

Su:m37° - Secret Rice Nuruk Daily Exfoliating Cleanser

Point 5: Suitable for sensitive skin

Su:m37°’s “Secret Rice Nuruk Daily Exfoliating Cleanser” is suitable even for sensitive skin.

  • The product successfully passed skin irritation tests with a skin irritation index of 06.
  • The product successfully passed primary skin irritation tests for sensitive skin with a skin reaction index of 0.008.
  • The formula of the product is 91.87% derived from natural ingredients based on ISO 16128 guidelines9.
  • The product is free from sulfate surfactants and PEG soap.

[6] Tests conducted by: Ecoderm Co., Ltd.
Participants: 30 men and women (2 males, 28 females,) with a mean age of 38.8±5.4.
Date: 9-13 December 2024.

[8] Tests conducted by: Korea Institute of Dermatological Sciences.
Participants: 32 men and women aged 35-67 years (with a mean age of 52.03 years, and a standard age deviation of 8.64 years).
Date: 9 December 2024 (first visit) – 12 December 2024 (final visit).

[9] The percentage has been calculated according to ISO 16128 guidelines. The product is not classified as a natural cosmetic under the South Korean Ministry of Food and Drug Safety standards.

How to use

Enjoy clear, luminous skin every day with Su:m37°’s “Secret Rice Nuruk Daily Exfoliating Cleanser”’s solution for reducing blemishes, brightening skin tone, and refining skin texture.

  • Daily & Morning Care: During cleansing, squeeze the desired amount of product (approximately the size of a 100 KRW coin) into your palm. Work it into a lather, then gently massage it onto your skin using a rolling motion before rinsing with lukewarm water.
  • Special & Deep Cleansing Care: During cleansing, squeeze the desired amount of product into your palm and gently massage it onto your damp face using a rolling motion. Add some water to create a lather, then continue to massage the foam into every area of your face in the same rolling motion. Finally, rinse thoroughly with lukewarm water.

Directions

  • Daily & Morning Care: During cleansing, squeeze the desired amount of product (approximately the size of a 100 KRW coin) into your palm. Work it into a lather, then gently massage it onto your skin using a rolling motion before rinsing with lukewarm water.
  • Special & Deep Cleansing Care: During cleansing, squeeze the desired amount of product into your palm and gently massage it onto your damp face using a rolling motion. Add some water to create a lather, then continue to massage the foam into every area of your face in the same rolling motion. Finally, rinse thoroughly with lukewarm water.

Precautions

  1. General precautions:
    • Immediately consult a dermatologist if symptoms such as red blotches, swelling and/or itchiness appear while using the product, or in case such symptoms appear when the skin is exposed to direct sunlight after use.
    • Do not use the product on open wounds.
    • Storage and handling precautions:
      • Keep out of the reach of children.
      • Keep away from direct sunlight.
  2. Should any granules enter your eyes, rinse them out with water immediately. If you experience any unusual symptoms, consult a specialist.
  3. Avoid applying the product in the eye area.

Other editions and formulations

Previous formulations:

  • n/a

Special editions:

  • n/a

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Review

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Source: Su:m37° official website and official product packaging
Translation: © 2025 Odile Monod. You may not reproduce the above translation for commercial purposes without the express written consent of the translator.

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Odile Monod is a Korea-based art director with an extensive background in the beauty industry, having worked for internationally renowned conglomerates across Europe and Asia. Her long-standing passion for Korean beauty led her to create The Monodist, a platform where she shares her expertise and industry knowledge with those who want to better understand and navigate the complex world of K-Beauty.

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