Treat pigmentation & age spots: Kojic Acid

– discovered recently in 1989
– successfully used in Japan
– derived from a fungus (mushroom)
– has a similar effect as hydroquinone
– unstable and can oxidize quickly when exposed to air
   > alternative kojic dipalmitate is used because it is more stable
– studies have shown that it is effective as a lightening agent
– can be used on sun freckles
– can also be used to treat melasma

Purported skin care benefits when applied topically:
– inhibiting production of melanin or brown pigment
– treatment of pigmentation and age spots
– prevention of severe photoaging (apply before sunlight exposure)

Known side effects:
– reported to very irritating to the skin
– cause sun sensitivity (must use a sunscreen)
– can potentially result in potential contact dermatitis and erythema

Products containing this ingredient:
– blended with other skin whitening and exfoliating products:
  > Philosophy A Pigment Of Your Imagination
  > Peter Thomas Roth Power K Skin Brightener 
  > Lancome Blanc Expert XWII Extra Whitening Spot Corrector
  > SkinCeuticals Phyto +

© copyright notice


  1. Karen says

    I am currently using Kojic Acid soap, it promised that it will lighten the skin as well as scars. have been using it for more than a month, but can see any result >.<

    • sesame says

      Hmm…I guess it’s one of those products that doesn’t work well for everyone. That or the ingredients may not be penetrating too well.

Leave a Reply

Your email address will not be published. Required fields are marked *

You may use these HTML tags and attributes: <a href="" title=""> <abbr title=""> <acronym title=""> <b> <blockquote cite=""> <cite> <code> <del datetime=""> <em> <i> <q cite=""> <s> <strike> <strong>