It’s a normal reaction to sun exposure. Kojic acid, a product derived from several species of fungi, is known to limit melanin production -- the substance that gives skin its color. People should not use kojic acid on skin that is already red or irritated. A review of kojic acid found that some studies in mice suggested there was a link to tumor growth when the acid was used in high concentrations. Some researches assert that kojic acid may cause cancer in large amounts. If symptoms do not clear up in a few days, it is best to see a doctor. But that it is not likely to be a human carcinogen. Let’s see what the studies show and learn about the risks of using kojic acid products. Is psoriasis curable with Chinese herbal medicine? It’s also been found to have anti-cancer effects, so there are no … The science behind how kojic acid works as a lightening agent involves its effect on melanin production. It is also important to make sure the product contains the concentration of kojic acid recommended by a dermatologist. Make sure you read the label to check the concentration of kojic acid. The Cosmetic Ingredient Review (CIR) Expert Panel also reported that dermal sensitization and skin lightening, would not be seen at use concentrations below 1% in folic acid products; therefore, this ingredient is safe for use in cosmetic products up to that level. I’ve seen it used in modern skin care products too. Kojic Acid is a natural acid that is derived from a Japanese species of mushrooms. It has traditionally been used in the production of a number of foods, including miso, soy sauce and sake. © 2004-2020 Healthline Media UK Ltd, Brighton, UK, a Red Ventures Company. Contact dermatitis can cause a rash, itching, and dry patches of skin. The Scientific Committees on Consumer Products (SCCP) approved using kojic acid in skin care products at a concentration of 1% or less ().. You will come across soaps, cleanser, serums, creams, and lotions containing different concentrations of kojic acid. Kojic acid is a natural substance, but does it mean it is safe to use? Did you find this content useful? Kojic acid (5-hydroxy-2-(hydroxymethyl)-4H-pyran-4-one) is a natural product produce by many species of fungi such as Aspergillus, Acetobacter and Penicillium.Kojic acid was discovered in … But sometimes our skin produces excess melanin in some areas … Azelaic acid, kojic acid, arbutin and other lightening agents are always a great choice. The benefits of using products containing kojic acid may include the following: Before using products containing kojic acid, it is important to make sure they are safe. Kojic acid is most commonly used in cosmetic products, such as creams, lotions, and serums. I bought a bar of kojic acid because I heard it helps with dark spots and hyperpigmentation. Be aware that if you use of kojic acid on a regular basis, it may cause sun damage to the skin. And they might irritate your skin. Various forms of skin irritation may surface after use of salicylic acid. Why do fever blisters hurt & How to Relieve Pain? Melanin protects the skin from harmful UV rays. By reducing the amount in your skin you reduce your natural defence from the sun. Kojic Acid … Would it help someone you know? … Are you wondering if these products are safe to use? Some believe that this may make kojic acid a carcinogen; studies show that it causes cancer in mouse thyroid glands. Keep in mind: For creams to work, you’ll have to use them regularly for weeks or months. Kojic acid is believed to be cancerous when used in large doses. Risk of highly sensitive skin after using kojic acid products, Excessive use of kojic acid products can result in sun damage. Scientific Committee on Consumer Products SCCP OPINION ON Kojic acid The SCCP adopted this opinion at its 17 th plenary of 30 September 2008 World Health Organization, International Agency for Research on Cancer … A concentration of 1 to 2 percent is recommended to reduce the chance of skin irritation. Could telomere shortening protect against cancer? Some people with certain skin conditions or allergies may be advised not to use kojic acid, however. According to the International Agency for Research on Cancer, kojic acid is not classifiable as to its … For example, consuming food that you’re sensitive to will only cause more (not reduce!) In 2003, Japan’s health ministry ordered the removal of kojic acid from the market over fears, based on animal studies, that the fungal metabolite might cause cancer (Nature 2004;432:938). In these individuals, more than 1% of kojic acid could cause severe hypersensitive side effects [4, 5]. Blister Healing Time: How Long Does It Take For a Blister to Heal? Using pre-made skin lotions and creams that already contain kojic acid in specific concentrations may be a better option. Another study shows that while some animal data suggested tumor promotion and weak carcinogenicity, kojic acid is slowly absorbed into the circulation from human skin and likely would not reach the threshold at which these effects were seen (source). Although the use of products containing kojic acid may be considered safe for most people, there are some risks and possible side effects. Find out about the causes and…, White spots can appear on the skin when protein and dead cells become trapped under the surface, or when there is a loss of pigmentation. The concentration of kojic acid in cosmetics is often between 1 and 4 percent. ), How to Use Rose Geranium Essential Oil as a Natural Tick Repellent (for Humans and Dogs). inflammation. It is often found in scar therapies thanks to its ability to lighten skin, including dark scars and other dark spots. It sometimes takes only a few weeks to see sufficient results. A dermatologist can also provide recommendations on specific products, including the frequency of use and the concentration strength. It is unlikely that levels would become high enough to cause cancer in humans. Enjoying what you're reading?Subscribe to the newsletter and get our latest publications delivered to your inbox: As explained above, the usual recommended dosage of kojic acid is a maximum concentration of 1%. Are kojic acid soaps effective for skin lightening? When our skin is exposed to the sun, it produces melanin to protect itself from UV rays. The CIR Expert Panel agreed that kojic acid could be safely used in cosmetic products. In the low concentrations used in skincare products (anything too high will irritate skin, remember? Some animal studies have shown high amounts of kojic acid to cause liver, kidney, reproductive, cardiovascular, gastrointestinal and respiratory side effects, and high doses have been shown to be toxic to the brain and nervous system. Although the amount of kojic acid in skincare products is usually not enough to trigger irritation, there is still a danger of developing allergic contact dermatitis with continued regular use. Also, the Cosmetic Ingredient Review (CIR) Expert Panel reviews safety. However, no carcinogenic … What do scientific committees say about it? In a review of 165 kojic acid toxicity studies, the Nonprofit Environmental Working Group (EWG) notes that some studies have indicated that kojic acid causes cell mutation in mammals. Sunburned Lips: How to Treat Sun Blisters on Lips Naturally? When choosing products, people should be sure to follow their directions for use. Trying to add raw kojic acid to creams or lotions may be difficult and result in levels that are irritating to the skin. All legal mentions », Optiderma.com uses Google AdSense and affiliate link programs to remunerate its contributors. ... arbutin and Kojic acid. Note that kojic acid in skin whitening products is safe since the concentration is low. Excess melanin comes to the surface and peels off in a few days. It is also used to preserve the freshness and color of foods. According to the International Agency for Research on Cancer, kojic acid is not classifiable as to its carcinogenicity to humans (source). All rights reserved. Kojic acid is sometimes used in the food industry as a natural preservative. Benefits of Spirulina for Skin (Did you Know About Its Anti-Cancer Effects? Some products, such as soaps, are applied and washed off. Some erroneously … This product does not contain any chemicals known to the State of California to cause cancer, birth defects, or … According to the EWG, the cosmetics industry has not formed a panel to assess kojic acid’s safety in humans, and that further research is needed. Let’s see what the studies show and learn about the risks of using kojic acid products. It sometimes takes only a few weeks to see sufficient results. It is also used in some soaps. But the Scientific Committee on Consumer Safety (SCCS) adds that kojic acid is unsafe for use on injured or damaged skin. It may even be used to help prevent the spread of various forms of cancer. It should also not be used on broken skin. Ochronosis is a … Kojic acid should be diluted to concentrations of no more than 4 percent. Conditions…. Although some safety issues were seen in animal studies when extremely high doses were used, there does … Melanin helps protect the skin from sun damage due to UV rays. Melanin is what determines the colour pigmentation of the skin. According to the Cosmetic Ingredient Review Assessments, it is determined safe for use in cosmetics, subject to concentration or use limitations. You can buy kojic acid soap, as it is safe for your skin. Kojic Acid has been shown to be quite effective at lightening skin. Analysis of patient data reveals most common complications of COVID-19, Winter holidays away from the motherland: Effects on migrants' mental health, How gut microbes contribute to good sleep, In Conversation: Volunteering for a COVID-19 vaccine trial, How to get rid of laugh lines with exercises. Melanin is the pigment that affects hair, skin, and eye color. Kojic acid is a key ingredient in many skin brightening creams, gels, and serums. Due to these findings manufacturers have now added other ingredients to help counter these effects. Kojic acid can cause … Kojic acid is a substance produced by certain Japanese mushrooms. I was both confused and worried. Research is still ongoing for other kojic acid uses, but many researchers believe it can help people with various types of cancer such as leukemia, lymphoma, myeloma, melanoma and other types of tumors. Kojic acid may be helpful for people who have dark spots on their skin due to sun damage, aging, or scars. A review of kojic acid found that some studies in mice suggested there was a link to tumor growth when the acid was used in high concentrations. The darker your skin pigmentation, the longer it’s going to take to see results. It can come as a cream, emulsion, gel, or lotion. In severe cases, pain and blisters can develop. IARC KOJIC ACID is listed in group 3 (not classifiable as to its carcinogenicity to humans). While some people attempt treatments and procedures, there are natural ways to keep laughter lines at bay…, Vitiligo is a long-term skin problem that produces white patches of depigmentation on certain sections of skin. Here’s a good kojic acid soap that you can find on Amazon: Koji White. ), Kojic Acid does NOT cause cancer. In this article, we look at how kojic acid is used, what possible health benefits it might have, and what the potential risks and side effects are. In skin care, kojic acid is used as a skin-lightening agent. Is kojic acid safe? Can It Make Your Skin Darker/Cause Ochronosis? (1) https://ec.europa.eu/health/ph_risk/committees/04_sccp/docs/sccp_o_148.pdf, (2) https://monographs.iarc.fr/ENG/Monographs/vol79/mono79-20.pdf, (3) https://www.ncbi.nlm.nih.gov/pubmed/21164073, (4) https://www.ewg.org/skindeep/ingredient/703324/KOJIC_ACID/. The concentration of kojic acid in creams, serums, and soaps may vary by manufacturer. Prolonged use may cause allergic contact dermatitis according to the manufacturer. MNT is the registered trade mark of Healthline Media. This is why the Kojic Acid can make the area of skin whiter by preventing the synthesis of melanin. Cautious: Due to the potentially irritating effects of kojic acid as a lightening agent, please be sure to talk to your dermatologist before using these kinds of products. Last medically reviewed on October 3, 2017, Laughter lines are a common sign of ageing. Kojic Acid acts as a tyrosinase enzyme inhibitor that reduces the skin’s ability to produce and synthesize melanin. Cosmetic products are not required by law to be approved by the United States Food and Drug Administration (FDA) before being sold. The combination of the two may cause … What's healing for you? Large amounts of kojic acid cream may cause … However, this link was weak since kojic acid is slowly absorbed into the circulation. Decreased melanin production may have a lightening effect on the skin. Lines, wrinkles, and dark spots are all telltale signs of aging. Take a look at the graphic below: After numerous studies people have stated that their skin had become highly sensitive after using kojic acid for extended periods of time. The information provided on Optiderma.com is for educational and informational purposes only and should not be used as a substitute for the advice of an appropriately qualified practitioner. People who develop a rash or irritation when using products containing kojic acid should stop using them immediately. Hydroquinone is a chemical that bleaches the skin. Find out how time and sun exposure cause irreparable damage to our skin. It is also a by-product of the fermentation process utilized in making sake (Japanese rice wine.) Kojic acid is a chemical produced from different types of fungi. Reportedly, studies found that kojic acid is not a cancer causing agent – unlike hydroquinone (source). Products containing kojic acid may only be recommended to be used for a brief time. However, kojic acid … Products with a higher concentration of kojic acid may be more likely to lead to irritation. Here's an inspirational quote that will make you think! It is also a by-product of fermented soy sauce and rice wine. The FDA do have a voluntary registration program for cosmetic manufacturers in which companies can report how their products are made. However, taking high doses of kojic acid can be dangerous. The Scientific Committee on Consumer Products (the European regulatory body) has conducted extensive studies of kojic acid products. Reportedly, studies found that kojic acid is not a cancer causing agent – unlike hydroquinone (source). Since kojic acid prevents melanin production, it leaves the skin more vulnerable to sunburn. Kojic acid can lead to contact dermatitis in some people, especially those with sensitive skin. Kojic acid is a chemical derived from mushrooms, and can also be created during the sake brewing process from fermented rice. Kojic acid is a by-product in the fermentation process of … These include a burning or stinging sensation directly on the skin where the salicylic acid was applied. Be aware that if you use of kojic acid on a regular basis, it may cause sun damage to the skin. Most skin lightening products use a concentration closer to 0.2% and add other ingredients to decrease the risks of side effects. However, this link was weak since kojic acid … Watch this video with Dr. Ellen Marmur and Dr. Oz who explain how using soaps and creams containing kojic acid can help you reduce the appearance of brown spots on your skin. But are kojic acid soaps and creams safe to use?Â, Studies show that kojic acid is not a cancer causing agent. Some people may see results after a few weeks, although it may take longer in certain situations. Are intended for use behind How kojic acid cause skin cancer the Expert... And creams that already contain kojic acid are intended for use in cosmetics subject. 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