# Secret Key skincare

Page: https://lovi.care/skincare/es/brands/secret-key

The Lovi Fit is the same in every country; only the stores and prices differ, and the ones here are for Spain.

Secret Key is a Korean skincare brand founded in 2006 and owned by Secret Key Co., Ltd..

[secretkey.co.kr](https://secretkey.co.kr/m/board.html?code=zenpia0_image9&page=1&type=v&board_cate=&num1=999991&num2=00000&number=9&lock=N)

Secret Key is warmly loved for its targeted [serums](https://lovi.care/skincare/es/ingredients/serum) and balanced formulas. Its products suit sensitive, dry, and combination skin best. The standout products for particular concerns include the Lemon Sparkling Peeling Gel for acne-prone skin. These thoughtful offerings gently support daily skincare routines.

This page covers some of the most popular Secret Key products; for the whole Secret Key range, with a fit score for every product, [use the Lovi app](https://app.pora.ai/vqqJ/j1xj2b6o?af_sub2=brand&af_sub3=selection_note&af_sub4=pgc2c2294023).

### Secret Key [serums](https://lovi.care/skincare/es/ingredients/serum) and treatments

#### Serums and treatments

- [Lemon Sparkling Peeling Gel](https://lovi.care/skincare/es/p/secret-key/lemon-sparkling-peeling-gel/for/dark-spots) — High fit — [€32.70 at Amazon](https://www.amazon.de/dp/B00R295FPC?tag=lovi-care-web-product05-21&linkCode=osi&th=1&psc=1)

## Questions and answers

### Is Secret Key worth it?

Yes, Secret Key is worth it because Lovi rates the brand-focused routines Superior for dry, oily, sensitive, combination, and acne-prone skin. Additionally, every product from Secret Key on this page lists no fragrance in its ingredients.

### What are Secret Key's best products?

The Lemon Sparkling Peeling Gel is featured on this page and is rated High by Lovi for dry, oily, and sensitive skin. Every Secret Key product on this page lists no fragrance in its ingredients.

### Does Secret Key cause breakouts?

Secret Key is unlikely to cause breakouts, as the Secret Key products on this page list no fragrance and Lemon Sparkling Peeling Gel helps care for oily acne-prone skin. Lovi rates Secret Key-focused routine Superior for acne-prone skin.

[Molecules, 2020](https://pubmed.ncbi.nlm.nih.gov/33022944/)

### Is Secret Key fragrance-free?

Yes, every Secret Key product on this page lists no fragrance in its ingredients. This helps shoppers avoid potential irritation from added scents.

### What are the key ingredients in Secret Key products?

Secret Key products on this page contain lemon [extract](https://lovi.care/skincare/es/ingredients/extract), which helps brighten dark spots and smooth the skin. Lovi rates the Lemon Sparkling Peeling Gel High for dark spots and combination skin.

[Molecules, 2020](https://pubmed.ncbi.nlm.nih.gov/33022944/)

### How do I build a Secret Key skincare routine?

To build a Secret Key skincare routine, use the Lemon Sparkling Peeling Gel. Lovi rates this product High for dry, oily, combination, and sensitive skin types.

### Where can I buy Secret Key, and how much does it cost?

Secret Key is available in Spain on this page, with prices ranging from €32.70 to €32.70.

### What are good alternatives to Secret Key?

Good alternatives to Secret Key with pages on Lovi include SKIN1004, Anua, Medicube, Beauty of Joseon, COSRX, and Dr. Althea. SKIN1004 is particularly close, offering a routine that rates Superior for dry and sensitive skin and High for oily, combination, and acne-prone skin.

### Secret Key vs SKIN1004: which is better?

Secret Key is better for oily, sensitive, combination, and acne-prone skin, where Lovi rates its routines Superior compared to the High fit of SKIN1004. For dry skin, both brands tie with a Superior fit on Lovi.

### Who owns Secret Key, and where is it from?

Secret Key is a Korean brand founded in 2006, owned by Secret Key Co., Ltd..

[secretkey.co.kr](https://secretkey.co.kr/m/board.html?code=zenpia0_image9&page=1&type=v&board_cate=&num1=999991&num2=00000&number=9&lock=N)

### Is Secret Key cruelty-free?

PETA, Leaping Bunny, and Cruelty Free International, the registries Lovi checks, do not list Secret Key as cruelty-free.

## Research behind Secret Key's key ingredients

- [Benefits of topical hyaluronic acid for skin quality and signs of skin aging: From literature review to clinical evidence](https://pubmed.ncbi.nlm.nih.gov/36200921/) Sodium hyaluronate · Dermatologic Therapy, 2022
- [Bacterial cellulose membranes as drug delivery systems: an in vivo skin compatibility study](https://pubmed.ncbi.nlm.nih.gov/23973717/) Cellulose · European Journal of Pharmaceutics and Biopharmaceutics, 2014
- [Collagen Supplements for Aging and Wrinkles: A Paradigm Shift in the Fields of Dermatology and Cosmetics](https://pubmed.ncbi.nlm.nih.gov/35223163/) Collagen · Dermatology Practical & Conceptual, 2022
- [Moisturizing and Antiinflammatory Properties of Cosmetic Formulations Containing Centella asiatica Extract](https://pubmed.ncbi.nlm.nih.gov/27168678/) Centella asiatica extract · Indian Journal of Pharmaceutical Sciences, 2016
- [Use of Collagen in Cosmetic Products](https://pubmed.ncbi.nlm.nih.gov/38534748/) Collagen · Current Issues in Molecular Biology, 2024
- [Treatment of acne with a combination of propolis, tea tree oil, and Aloe vera compared to erythromycin cream: two double-blind investigations](https://pubmed.ncbi.nlm.nih.gov/30588129/) Aloe barbadensis leaf extract · Clinical Pharmacology, 2018
- [New Sustainable Process for Hesperidin Isolation and Anti-Ageing Effects of Hesperidin Nanocrystals](https://pubmed.ncbi.nlm.nih.gov/33022944/) Lemon extract · Molecules, 2020
- [The 24-hour skin hydration and barrier function effects of a hyaluronic 1%, glycerin 5%, and Centella asiatica stem cells extract moisturizing fluid: an intra-subject, randomized, assessor-blinded study](https://pubmed.ncbi.nlm.nih.gov/28860834/) Glycerin · Clinical, Cosmetic and Investigational Dermatology, 2017
- [Systematic Study of Paeonol/Madecassoside Co-Delivery Nanoemulsion Transdermal Delivery System for Enhancing Barrier Repair and Anti-Inflammatory Efficacy](https://pubmed.ncbi.nlm.nih.gov/37446936/) Centella asiatica extract · Molecules, 2023
- [Antiacne and antiblotch activities of a formulated combination of Aloe barbadensis leaf powder, Garcinia mangostana peel extract, and Camellia sinensis leaf extract](https://pubmed.ncbi.nlm.nih.gov/31239743/) Camellia sinensis leaf water · Clinical, Cosmetic and Investigational Dermatology, 2019
- [Pleiotropic effects of a Camellia sinensis leaf extract on in vitro and in vivo skin health characteristics](https://pubmed.ncbi.nlm.nih.gov/40391588/) Camellia sinensis leaf water · International Journal of Cosmetic Science, 2025
- [Assessing the safety of thermal mineral water for cosmetic applications: an integrated approach using physicochemical, cheminformatics, and bioinformatics techniques](https://pubmed.ncbi.nlm.nih.gov/40438892/) Carbonated water · RSC Advances, 2025

## Similar brands

- Korean skincare: [SKIN1004](https://lovi.care/skincare/es/brands/skin1004)
- Korean skincare: [Anua](https://lovi.care/skincare/es/brands/anua)
- Korean skincare: [Medicube](https://lovi.care/skincare/es/brands/medicube)
- Korean skincare: [Beauty of Joseon](https://lovi.care/skincare/es/brands/beauty-of-joseon)
- Korean skincare: [COSRX](https://lovi.care/skincare/es/brands/cosrx)
- Korean skincare: [Dr. Althea](https://lovi.care/skincare/es/brands/dr-althea)
- Korean skincare: [Some By Mi](https://lovi.care/skincare/es/brands/some-by-mi)
- Korean skincare: [Torriden](https://lovi.care/skincare/es/brands/torriden)
- Korean skincare: [celimax](https://lovi.care/skincare/es/brands/celimax)
- Korean skincare: [Purito](https://lovi.care/skincare/es/brands/purito)

## Popular brands

- Canadian skincare: [The Ordinary](https://lovi.care/skincare/es/brands/the-ordinary)
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- French skincare: [La Roche-Posay](https://lovi.care/skincare/es/brands/la-roche-posay)
- Korean skincare: [ROUND LAB](https://lovi.care/skincare/es/brands/round-lab)
- American skincare: [Cetaphil](https://lovi.care/skincare/es/brands/cetaphil)
- American skincare: [Paula's Choice](https://lovi.care/skincare/es/brands/paula-s-choice)
- American skincare: [Neutrogena](https://lovi.care/skincare/es/brands/neutrogena)
- Korean skincare: [AXIS-Y](https://lovi.care/skincare/es/brands/axis-y)
- American skincare: [Kiehl's](https://lovi.care/skincare/es/brands/kiehl-s)
- Korean skincare: [d'Alba](https://lovi.care/skincare/es/brands/d-alba)
- Korean skincare: [LANEIGE](https://lovi.care/skincare/es/brands/laneige)
- Korean skincare: [Haruharu Wonder](https://lovi.care/skincare/es/brands/haruharu-wonder)
- Korean skincare: [Pyunkang Yul](https://lovi.care/skincare/es/brands/pyunkang-yul)
- Korean skincare: [innisfree](https://lovi.care/skincare/es/brands/innisfree)
- French skincare: [Caudalie](https://lovi.care/skincare/es/brands/caudalie)
- Korean skincare: [MISSHA](https://lovi.care/skincare/es/brands/missha)
- American skincare: [Dermalogica](https://lovi.care/skincare/es/brands/dermalogica)
- American skincare: [Good Molecules](https://lovi.care/skincare/es/brands/good-molecules)
- Korean skincare: [Centellian24](https://lovi.care/skincare/es/brands/centellian24)
- British skincare: [BYOMA](https://lovi.care/skincare/es/brands/byoma)

## About the Lovi Fit

Lovi: Unbiased, science-based skincare AI trained on real user outcomes.

Lovi rates every product from its full ingredient list with brand-independent rules its dermatologists and cosmetic chemists build and review, and personalizes every pick with AI trained on the real results of millions of users. Lovi trains its fit score models on a proprietary dataset built from more than 10,000 expert-labeled products and more than 100,000 simulated examples, following an internally consistent methodology presented at Cosmoprof, AMWC, and Skin of Color Update. Levels from best to worst: Superior, High, Average, Low, Caution, Warning.

Behind these ratings: Nadia Kapleva, MS (Co-founder, Medical Director); Alexey Shagraev, PhD (Co-founder, CEO and CTO); Dr. Sofía Perea Pérez, MD, MSc (Medical Board); Aishani Shah, MD (Medical Board); Asya Zubkova, MS (Medical Board); Hanna Kurets, MD (Medical Board, Medical Advisor); Elina Nazarenko, MD (Medical Board); Victoria Derkova, MS (Medical Board).

Page built Nov 8, 2026.

More from Lovi: https://lovi.care/skincare/llms.txt

## This page in other countries

- United States: https://lovi.care/skincare/brands/secret-key
- United Kingdom: https://lovi.care/skincare/uk/brands/secret-key
- Ireland: https://lovi.care/skincare/ie/brands/secret-key
- Germany: https://lovi.care/skincare/de/brands/secret-key
- France: https://lovi.care/skincare/fr/brands/secret-key
- Italy: https://lovi.care/skincare/it/brands/secret-key
- Netherlands: https://lovi.care/skincare/nl/brands/secret-key
- Spain: https://lovi.care/skincare/es/brands/secret-key (this page)
- Canada: https://lovi.care/skincare/ca/brands/secret-key
- Australia: https://lovi.care/skincare/au/brands/secret-key
- Singapore: https://lovi.care/skincare/sg/brands/secret-key
- Saudi Arabia: https://lovi.care/skincare/sa/brands/secret-key
- United Arab Emirates: https://lovi.care/skincare/ae/brands/secret-key
