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A Korean facial serum can be an easy way to add extra hydration, soothing care or a more even-looking complexion to your skincare routine. However, it can be difficult to see past marketing terms such as “glow”, “barrier repair” and “intensive action”. A high concentration of active ingredients is not automatically suitable for every skin type.
The most important question is therefore not which serum is promoted the most, but which formula suits your skin type, routine and tolerance of active ingredients.
A serum containing lots of plant extracts, peptides and vitamins may seem appealing, but more ingredients also mean more potential irritants for sensitive skin. Start by looking at the ingredients near the top of the list and decide whether they suit your skin’s needs.
For a serum for sensitive skin, simple hydrating and soothing ingredients are often more practical than using several powerful actives at once. Examples include glycerine, panthenol, hyaluronic acid and Centella Asiatica.
Words such as “soothing”, “brightening serum” or “for a healthy skin barrier” describe an intended use, not a guaranteed result. A brand’s own research may show that certain improvements can be measured under specific conditions, but that does not mean every user will see the same effect.
Always check the product description, ingredients list, volume and directions for use. This information is more objective than general promises on the front of the packaging.
A serum with retinol, vitamin C derivatives or a high amount of niacinamide requires more care than a simple hydrating serum. Introducing too many new products at once makes it difficult to identify what is causing irritation.
Start with one new product, use a small amount and test it on a limited area of skin first. Stop using it if you experience persistent redness, itching, swelling or a burning sensation, and consult a doctor if necessary.
Choose ingredients based on the purpose of your routine:
Pay attention to the complete INCI list. An ingredient mentioned in a product’s name does not necessarily indicate how high its concentration is.
A watery serum usually absorbs quickly and can feel comfortable under a moisturiser or sun cream. A richer formula containing oily ingredients may be better suited to dry skin, but could feel less comfortable if you use several layers.
Also check the volume. A 9 ml bottle is useful for trying an active formula carefully. An ampoule of 95 or 100 ml makes more sense if you use a simple Centella product every day.
Check that the packaging includes an ingredients list, volume, batch information, expiry information and usage warnings. Cosmetics sold in the EU must include relevant product information and name a responsible person within the European market.
A product listing may mention features such as alcohol-free, fragrance-free, vegan or dermatologically tested. Treat these as details provided in the product listing or by the manufacturer, and always check the label. If you are pregnant or breastfeeding, only use products containing retinol or retinal after seeking advice from a healthcare professional.
Why it suits this profile: The lightweight texture and 30 ml size are practical if you are new to K-beauty serums and want a hydrating step for everyday use.
The product information lists green tea, panthenol and mugwort as ingredients in the formula. However, check the current packaging and ingredients list when purchasing.
30 ml volume; listed as fragrance-free, alcohol-free and vegan according to the product listing.
Why it suits this profile: The larger volume is ideal for users looking for a regular part of their Korean skincare routine for everyday use.
The product listing describes a formula without alcohol, fragrance or essential oils. This makes the composition easier to assess if you prefer to avoid these substances.
95 ml volume; Centella Asiatica listed as a key ingredient; designed for hydration and barrier care according to the product information.
Why it suits this profile: The small packaging and step-by-step usage instructions are suitable if you want to introduce retinol in a targeted way.
The listing warns about retinol and retinal, recommends introducing them gradually and advises against using the product on irritated skin. Sun protection is important during the day.
9 ml volume; contains retinol, retinal, squalane, panthenol and Centella Asiatica according to the ingredients list.
Why it suits this profile: The 50 ml formula is designed for daily use in the morning and evening, followed by a moisturiser.
The ingredients list allows you to check the combination of panthenol, glycerine, betaine and hyaluronic acid, without relying solely on the “soothing” claim.
50 ml volume; panthenol, niacinamide, glycerine and several forms of hyaluronic acid according to the product information.
We have put together a complete, up-to-date list of products that fully meet these strict selection criteria and the applicable European safety regulations.
A serum usually comes after cleansing and, if applicable, toner. Apply a small amount to your skin and finish with a moisturiser. During the day, apply sun cream as the final step.
If you have sensitive or dry skin, do not introduce several new actives at the same time. A soothing serum containing panthenol or Centella can be an easier place to start. Use a serum with retinol only as directed by the manufacturer, generally in the evening and in limited amounts. Avoid applying the product to damaged or irritated skin.
Keep the bottle tightly closed and store it away from direct sunlight, following the instructions on the packaging. The period after opening varies from product to product, so check the symbol and information on the label.
That depends on the ingredients and your individual tolerance. If you are sensitive to fragrance, choose a simple fragrance-free formula where possible. A patch test and gradual introduction can reduce the risk of an unpleasant reaction, but cannot eliminate it entirely.
This varies depending on the volume and how you use it. A 9 ml product is mainly suitable for carefully trying an active formula. With two to three drops per application, a 30 to 50 ml bottle will generally last longer than a mini size. Always follow the recommended dosage.
You can in some routines, but there is no need to start both at the same time. Introduce one active ingredient first and monitor how your skin reacts. When using retinol, follow the warnings on the label, use sun protection and ask a healthcare professional for advice if you are unsure.
