The discovery of Kojic acid in the cosmetics industry has revolutionized skin care treatments with whitening properties. This substance; It is produced from different types of mushrooms and a by-product of fermented soy sauce and rice wine. Which has a very light color and is well known for its whitening properties.

kojic acid benefits

This substance has been used for many years in the Asian country to combat skin blemishes, as well as some other benefits, which make it an extremely versatile and useful product. 

Goodbye to stains!

The benefits of using these types of products are numerous. Among them stands out the anti-aging effect, since the products that contain kojic acid, can lighten the skin, which improves the appearance of age spots and sun. Creating an anti-aging effect by offering whiter, hydrated skin. On the other hand, kojic acid can also be useful to reduce melasma, which is the darkening of the skin due to pregnancy, hormonal changes, age changes or caused by medication. This is achieved thanks to the fact that it has the ability to inhibit the enzyme tyrosinase, whose function is to regulate melanin. In this way, it will help you eliminate those unsightly spots on the skin such as:

  • Acne scars
  • Melasma
  • Hyperpigmentation
  • Stains on armpits, elbows, knees, thighs, and bikini area.


Melasma is a condition that occurs due to a hormonal imbalance, which forms dark spots on the skin, which can also manifest during pregnancy. Kojic acid helps treat melasma by lightening those pigmented areas.

remove cloth stains with kojic acid

Get smoother skin

Another of the properties of kojic acid is to soften the skin. You can achieve this by using it in your presentation of soap and accompanying it with a Scrub

Keratosis Pilaris

Keratosis pilaris, also called goose bumps, is a common skin condition in which the pores become clogged with keratin grains, causing the skin to feel rough. This is usually treated with kojic acid, which will result in the removal of this blemish, as well as skin that will look smooth and fresh on any occasion. 

Keratosis Pilaris or goose bumps

Another of the main benefits of kojic acid is that it works as a antifungal. This means that it has the ability to fight fungi and treat some fungal infections such as cloth, ringworm or athlete's foot.

Helps reduce acne

El kojic acid it helps you too, thanks to its antibacterial effect reduce the effect of some bacteria and infections on the skin. This includes, of course, the much hated and unsightly acne. 

remove acne

Has antioxidant properties

Product it is rich in antioxidants, which is great news, as it slows down skin aging. It will help you reduce wrinkles and any other type of marks on the skin caused by age. 

It is not photosensitive

Some products when applied and exposed to the sun can stain the skin. However, this is not the case with the kojic acid, since thanks to its ability to eliminate spots on the skin you won't have to worry about that. 

On the other hand, although the use of products that contain kojic acid can be considered safe for most people, there are some risks and possible side effects, which you should know.

Risks and side effects

For example, the use of kojic acid can make someone more prone to developing a sunburn since melanin helps protect the skin from sun damage due to UV rays and, as it prevents the production of melanin, leaves the skin more vulnerable to sunburn.

kojic acid contraindications

To avoid this, it is recommended to use a sunscreen with protection factor equal to 50 or higher. This will form a protective barrier, which will prevent the skin from being hurt by the incidence of the sun's rays during the use of products that contain kojic acid.

It is not recommended for use on sensitive skin as it can cause a rash, itching and dry skin and, in severe cases, pain and blisters can develop.

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