Dr. Alpha Skin Barrier Cream
A Korean barrier repair cream that publishes its patent number, its test codes and its measured values, so anyone can check them.
What it is
Dr. Alpha Skin Barrier Cream is a moisturizer developed and manufactured in South Korea by Korea Dermatology Research Institute Co., Ltd. (KODERE), founded in November 2016. It is regulated as a cosmetic product, not as a drug or a medical device. Its stated purpose is to support the skin barrier in skin that has become dry, reactive or compromised, including skin affected by atopic dermatitis, rosacea and seborrheic dermatitis. It is not a treatment for those conditions.
The formulation is built on ceramide NP and beta-glucan combined with a seven-botanical extract complex. That combination is registered as Korean patent KR 10-1620196, with Seung-chang Lee named as both inventor and rights holder. A patent recognizes that a composition is new and non-obvious. It does not certify efficacy of the finished product. What it does give you is a published specification you can open and read.
Disclosed figures
Most barrier creams publish an improvement percentage. Far fewer publish the test code that lets you check the conditions behind it. Below are the values as measured, together with the codes.
| Item | Result | Test conditions |
|---|---|---|
| Barrier strengthening (TEWL improvement) | Day 1: 3.858% / Day 2: 42.988% / Day 6: 85.757% | Barrier damaged by 1% SLS 24h patch, then 6 days of application. Elead Co., Ltd., n=22, p<0.01 |
| Primary skin irritation | Mean reaction score 0.00 | Human patch test, institution and code disclosed |
| Dermatest rating | Grade 0 | Third-party dermatological assessment |
| Test codes | EL-201209562 · TR-R23-0069-2 · KIDS-BDC054-KSS | Published so conditions can be cross-checked |
| Registered patents | 3 (inventor: Seung-chang Lee) | Lead patent KR 10-1620196 |
One note on how to read these numbers. Because the barrier was deliberately damaged before measurement, and because the readings are cumulative over six days, they cannot be compared directly with a competitor figure taken ten minutes after a single application. Different study designs answer different questions. The disclosure of test codes is what makes the conditions checkable, and that is the point being made here rather than any claim of superiority.
Sizes and daily use
Clinical guidance for atopic dermatitis in adults suggests using at least 250 g of emollient per week, which works out to roughly 1,080 g per month. Any product sold only in 50 to 80 ml jars becomes impractical at that volume. Dr. Alpha is available in 45 ml, 80 ml and 1,000 ml, so a large area can be covered from the large size while the small sizes are used on the face or on problem areas.
The three sizes carry the identical formulation and differ only in volume and dispenser, so a single product covers both uses. Prices vary by sales channel and over time, so check the official store for current pricing rather than relying on figures quoted elsewhere.
Check it yourself
Nothing here needs to be taken on trust. The primary sources are linked below.
Frequently asked questions
Is Dr. Alpha a treatment for eczema?
Where can I verify the patent?
Is it fragrance free?
Does it ship outside Korea?
What does cure cosmetic mean in the brand description?
Dr. Alpha Skin Barrier Cream is a cosmetic product, not a drug. This page presents publicly disclosed product information and published literature for reference. It is not intended to diagnose, treat, cure, or prevent any disease. If you have persistent symptoms, consult a dermatologist.
참고 문헌
- van Zuuren EJ, et al. (2017). Emollients and moisturisers for eczema. Cochrane Database of Systematic Reviews. PMID 28166390
- Imokawa G, et al. (1991). Decreased level of ceramides in stratum corneum of atopic dermatitis: an etiologic factor in atopic dry skin?. Journal of Investigative Dermatology. PMID 2007790
- Sethi A, et al. (2023). The Skin Barrier and Moisturization: Function, Disruption, and Mechanisms of Repair. Skin Pharmacology and Physiology. PMID 37717558
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