Best Kojic Acid Serum Reviews

Best Kojic Acid Serum

Kojic acid is a skin lightening ingredient that can reduce melasma, pigmented scars and brown spots.  A kojic acid serum affects skin’s melanocytes and disrupts the production of melanin. The result is brighter. lighter skin and reduced discoloration.

Kojic acid is an excellent alternative for those who are sensitive to hydroquinone, another popular skin lightening agent. Check out our reviews for the best kojic acid serum below.

La Roche-Posay Mela-D Pigment Control Dark Spots Serum with Glycolic Acid

La Roche-Posay Mela-D Pigment Control Dark Spots Serum with Glycolic Acid is our top pick for the best kojic acid serum due the fact that it’s highly recommended by dermatologists and contains powerful ingredients formulated to lighten discoloration.

The key ingredient in Mela-D Pigment is kojic acid which is used to lighten discoloration, age spots and darkened scars.

Glycolic acid and lipo-hydroxy acid is used to exfoliate and smooth the skin’s upper layers for a more radiant and youthful look. Thermal Dermobiotic soothes skin in order to prevent irritation.

The manufacturer suggests applying the kojic acid serum at night and using a sunscreen during the say in order to protect your skin.

Ingredients :  Ingredients: Water • Alcohol Denat. • Glycolic Acid • Propylene Glycol • Potassium Hydroxide • Kojic Acid • Ammonium Polyacryldimethyltauramide/Ammonium Polyacryloyldimethyl Taurate • C12-13 Alkyl Lactate • Disodium EDTA • Hydroxyethylcellulose • Capryloyl • Salicylic Acid • Vitreoscilla Ferment

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PCA Skin Pigment Gel

PCA Skin pigment is a powerful kojic acid serum that also contains 2% hydroquinone for extra lightening power. We also like the fact that it contains azelaic and lactic acid which both help to exfoliate and lighten skin.

Reviewers noted that the product actually worked to lighten their skin but some did have side effects including redness, dry skin and even scabbing. However, after the initial dryness, skin peeled off to reveal lighter skin with less discoloration and darkness.

Users suggested moisturizing or using natural oils, like castor oil during the treatment in order to ease the dryness.

Many noticed a marked difference and fewer discolorations and brown spots.

Active Ingredient: Hydroquinone 2%.

Other Ingredients: Water/Aqua/Eau, Hamamelis Virginiana (Witch Hazel) Water, SD Alcohol 40-B, Butylene Glycol, Lactic Acid, Azelaic Acid, Alcohol, Kojic Acid, Hydroxyethylcellulose, Phenylethyl Resorcinol, BHT, Glutathione, Silybum Marianum Fruit Extract.

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Skinceuticals Phyto +

skinceuticals-phyto-corrective-gelSkinceuticals Phyto + contains an advanced lightening formula infused with kojic acid and arbutin in order to minimize discoloration and age spots. Other ingredients include anti-inflammatory cucumber to smoothe skin and anti-bacterial thyme.

It also uses hyaluronic acid serum as a base in order to hydrate skin and transport ingredients deep into the skin’s layers.  The product is packaged in a glass bottle with a dropper dispenser for easy application.

This formulation is completely hydroquinone free and an excellent choice for anyone who wants to lighten skin naturally and gently.

Skinceuticals suggests applying this kojic acid serum twice a day on areas of discoloration for best results.


aqua / water / eau, glycerin, propylene glycol, kojic acid, arbutin, polysorbate 80, phenoxyethanol, citrus grandis extract / grapefruit fruit extract, parfum / fragrance, sodium hyaluronate, arctostaphylos uva ursi / arctostaphylos uva ursi leaf extract, thymus vulgaris extract / thyme extract, cucumis sativus (cucumber) seed extract, hydroxyethylcellulose, ci 19140 / yellow 5, ci 42090 / blue 1

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Cosmetic Skin Solutions Phyto Botanical 

What we love about Cosmetic Skin Solutions Phyto botanical is that it’s affordable and uses gentle ingredients in order to lighten skin. Active ingredients in this kojic acid serum include kojic acid, uva-ursi bearberry extract and alpha arbutin. It also contains botanical extracts including cucumber and thyme in order to soothe skin.

We weren’t able to find the full ingredients list for this product but from looking at the active ingredients it looks quite similar to the more expensive Skinceuticals Phyto Corrective Gel. We highly recommend Cosmetic Skin Solutions for anyone who wants an effective skin lightening product without breaking the bank.

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In the segment below Dr OZ explains kojic acid’s effectiveness against brown spots and hyperpigmentation.