When kojic acid is exposed to sun or air, it could lose its effectiveness. Kojic diplamate, because of its stability is used instead by some companies. However it is not as effective as pure kojic acid. Its pigmentation inhibiting property certified it to be used as a skin whitening treatment. No doubt that it is effective, but health concerns are also a question. Kojic acids indications include acne, dark spots caused by aging and freckles. Stretch marks, skin pigmentation skin tone and other skin tone disorders can also be cured by kojic acid treatments. It also eliminates free radicals and it keeps the cells healthy. Kojic acid products range from creams, serums, gels and soaps.

Kojic acid utilization is not just limited on the food industry, but also on the cosmetic industry. Kojic acid nonetheless has flaws like other products. With frequent use, it can cause skin to become extra sensitive. It is also possible to acquire allergic contact dermatitis. Exposure to the sun may cause a kojic acid skin treatment user to have some irritation because it somehow makes the skin sensitive to sunlight. There are also some complaints about it that it can cause dark circles under the eyes.  So before using any skin treatment product that can alter skin tone, one must consult a doctor or dermatologist first. there are still dangers with regards to kojic acid use even if it is safer than hydroquinone. Stop using this product if sensitivity occurs.