It is also used to preserve the freshness and color of foods. Decreased melanin production may have a lightening effect on the skin. I bought a bar of kojic acid because I heard it helps with dark spots and hyperpigmentation. But the Scientific Committee on Consumer Safety (SCCS) adds that kojic acid is unsafe for use on injured or damaged skin. It is also used in some soaps. This is just a short list of some of the major benefits of kojic acid. It is often found in scar therapies thanks to its ability to lighten skin, including dark scars and other dark spots. In skin care, kojic acid is used as a skin-lightening agent. It is also a by-product of the fermentation process utilized in making sake (Japanese rice wine.) ... arbutin and Kojic acid. However, kojic acid … Using kojic acid may make someone more likely to develop a sunburn. Find out how time and sun exposure cause irreparable damage to our skin. Kojic acid is most commonly used in cosmetic products, such as creams, lotions, and serums. Products with a higher concentration of kojic acid may be more likely to lead to irritation. 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. When our skin is exposed to the sun, it produces melanin to protect itself from UV rays. Many products with kojic acid are intended for use on the hands or face. The concentration of kojic acid in cosmetics is often between 1 and 4 percent. Melanin is a naturally occurring pigment in the body that gives the eyes, hair, and skin their color. Products containing kojic acid may only be recommended to be used for a brief time. Kojic acid can cause … Did you find this content useful? Contact dermatitis can cause a rash, itching, and dry patches of skin. If you are allergic to the foods, herbs, essential oils, any remedies listed here, you must of course avoid them. Because of its ability to really penetrate the layers of your … 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. Let’s see what the studies show and learn about the risks of using kojic acid products. Benefits of Spirulina for Skin (Did you Know About Its Anti-Cancer Effects? Here’s a good kojic acid soap that you can find on Amazon: Koji White. 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). An amino acid called tyrosine is needed to support the production of melanin. What do scientific committees say about it? Although the use of products containing kojic acid may be considered safe for most people, there are some risks and possible side effects. Some people may see results after a few weeks, although it may take longer in certain situations. IARC KOJIC ACID is listed in group 3 (not classifiable as to its carcinogenicity to humans). Since kojic acid prevents melanin production, it leaves the skin more vulnerable to sunburn. Optiderma.com is not responsible for content written by contributing authors and assumes no responsibility for the use or misuse of this material. 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. Read more ». Kojic acid is a chelation agent produced by several species of fungi, especially Aspergillus oryzae, which has the Japanese common name koji. Answer … However, no carcinogenic … According to the reviewers, the available data suggest that the use of products containing kojic acid with a concentration of 2 percent for products left on the skin is considered safe. J. Beck, Holistic Nutritionist, CNC & Natural Health Writer, Holistic Nutritionist, CNC & Natural Health Writer, Studies about the safety of kojic acid products. 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. You can buy kojic acid soap, as it is safe for your skin. Keep in mind: For creams to work, you’ll have to use them regularly for weeks or months. Yet the usually quick to pull the recall trigger FDA still permits hydroquinone to be sold here– both in over the counter formulations and in prescription only preparations. Be aware that if you use of kojic acid on a regular basis, it may cause sun damage to the skin. Kojic Acid has been shown to be quite effective at lightening skin. A concentration of 1 to 2 percent is recommended to reduce the chance of skin irritation. In these individuals, more than 1% of kojic acid could cause severe hypersensitive side effects [4, 5]. Raw kojic acid is available, but it is not recommended for skin use. Kojic acid may be helpful for people who have dark spots on their skin due to sun damage, aging, or scars. Risk of highly sensitive skin after using kojic acid products, Excessive use of kojic acid products can result in sun damage. According to the International Agency for Research on Cancer, kojic acid is not classifiable as to its carcinogenicity to humans (source). However, taking high doses of kojic acid can be dangerous. Azelaic acid, kojic acid, arbutin and other lightening agents are always a great choice. Kojic acid is sometimes used in the food industry as a natural preservative. Some researches assert that kojic acid may cause cancer in large amounts. 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. But are kojic acid soaps and creams safe to use?Â, Studies show that kojic acid is not a cancer causing agent. This product does not contain any chemicals known to the State of California to cause cancer, birth defects, or … The CIR Expert Panel agreed that kojic acid could be safely used in cosmetic products. Various forms of skin irritation may surface after use of salicylic acid. Can It Make Your Skin Darker/Cause Ochronosis? The science behind how kojic acid works as a lightening agent involves its effect on melanin production. Most skin lightening products use a concentration closer to 0.2% and add other ingredients to decrease the risks of side effects. All rights reserved. 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. Be aware that if you use of kojic acid on a regular basis, it may cause sun damage to the skin. Kojic acid inhibits and prevents the formation of tyrosine, which is an amino acid that’s needed to produce melanin. I was both confused and worried. But that it is not likely to be a human carcinogen. Kojic acid can lead to contact dermatitis in some people, especially those with sensitive skin. When choosing products, people should be sure to follow their directions for use. Let’s see what the studies show and learn about the risks of using kojic acid products. The FDA do have a voluntary registration program for cosmetic manufacturers in which companies can report how their products are made. What's healing for you? Are kojic acid soaps effective for skin lightening? inflammation. Can kojic acid cause skin cancer? © 2004-2020 Healthline Media UK Ltd, Brighton, UK, a Red Ventures Company. Here's an inspirational quote that will make you think! Find natural remedies and healthy skin tips to help with your skin condition: Sign up for our newsletter to receive the latest news straight in your inbox! 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. Kojic Acid acts as a tyrosinase enzyme inhibitor that reduces the skin’s ability to produce and synthesize melanin. Melanin protects the skin from harmful UV rays. By reducing the amount in your skin you reduce your natural defence from the sun. Consequently, kojic acid is a common ingredient in skin lightening or depigmenting products. Reportedly, studies found that kojic acid is not a cancer causing agent – unlike hydroquinone (source). Make sure you read the label to check the concentration of kojic acid. Melanin is what determines the colour pigmentation of the skin. (It won’t cause cancer). Melanin helps protect the skin from sun damage due to UV rays. … 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. A dermatologist can also provide recommendations on specific products, including the frequency of use and the concentration strength. Ochronosis is a … The combination of the two may cause … 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). It also did not exhibit any reproductive toxicity. Since then it has become one of the leading effective ingredients due to being proven safer than others that have been suspect of being carcinogenic (cause cancer… Bug Bites that Blister: How to Soothe Bed Bug, Mosquito & Spider Bites, Essential Oils for Cold Sores (Fever Blisters) & Other Powerful Remedies, 14 High Alkaline Foods & Drinks (& Why They are Actually Good for You), Skeeter Syndrome: Symptoms & Best Remedies For Mosquito Bites. It can be included in the diet as well. ), How to Use Rose Geranium Essential Oil as a Natural Tick Repellent (for Humans and Dogs). One of the main uses of kojic acid, however, is in some health and cosmetic products. For example, consuming food that you’re sensitive to will only cause more (not reduce!) It can come as a cream, emulsion, gel, or lotion. Using pre-made skin lotions and creams that already contain kojic acid in specific concentrations may be a better option. (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/. Is psoriasis curable with Chinese herbal medicine? Then in 1989 kojic acid is rediscovered in Japan for its skin lightening properties for skin care use. Prolonged use may cause allergic contact dermatitis according to the manufacturer. 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). 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 … People should not use kojic acid on skin that is already red or irritated. This is why the Kojic Acid can make the area of skin whiter by preventing the synthesis of melanin. It is important to protect your skin from the sun while using kojic acid. Kojic acid is believed to be cancerous when used in large doses. Kojic acid is a by-product in the fermentation process of … Kojic acid is a chemical produced from different types of fungi. 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. Some products, such as soaps, are applied and washed off. Although some safety issues were seen in animal studies when extremely high doses were used, there does … Could telomere shortening protect against cancer? Kojic acid is a key ingredient in many skin brightening creams, gels, and serums. MNT is the registered trade mark of Healthline Media. People who develop a rash or irritation when using products containing kojic acid should stop using them immediately. And they might irritate your skin. It may even be used to help prevent the spread of various forms of cancer. Any medical information published on this website is not intended as a substitute for informed medical advice and you should not take any action before consulting with a healthcare professional, United States Food and Drug Administration (FDA). It’s a normal reaction to sun exposure. 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. 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. EWG rates the overall hazard of kolic acid as moderate (source). Conditions…. According to the International Agency for Research on Cancer, kojic acid is not classifiable as to its … A person can apply these products directly to the skin. Certain products containing kojic acid, such as serums, are meant to be applied to the skin and left on and absorbed. It is always best to talk to a dermatologist to make sure using products containing kojic acid is safe. 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%. Lines, wrinkles, and dark spots are all telltale signs of aging. Kojic acid is a substance produced by certain Japanese mushrooms. Kojic acid, a product derived from several species of fungi, is known to limit melanin production -- the substance that gives skin its color. The concentration of kojic acid in creams, serums, and soaps may vary by manufacturer. Kojic acid works by blocking tyrosine from forming, which then prevents melanin production. Excess melanin comes to the surface and peels off in a few days. 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. Salicylic acid dries out the skin, and this can cause … It should also not be used on broken skin. It may be used to treat skin conditions, such as sun damage, scars, and age spots. Some erroneously … Melanin is the pigment that affects hair, skin, and eye color. Due to these findings manufacturers have now added other ingredients to help counter these effects. Cosmetic products are not required by law to be approved by the United States Food and Drug Administration (FDA) before being sold. In the low concentrations used in skincare products (anything too high will irritate skin, remember? Hydroquinone has NOT been directly linked to cancer in humans — only mice. Sunburned Lips: How to Treat Sun Blisters on Lips Naturally? Rodent studies involving VERY HIGH DOSES of hydroquinone administered by feeding tube showed the potential to cause cancer, according to the FDA. The darker your skin pigmentation, the longer it’s going to take to see results. Some people with certain skin conditions or allergies may be advised not to use kojic acid, however. Kojic acid is sometimes used in health and beauty products to lighten the skin. Hydroquinone is a chemical that bleaches the skin. Note that kojic acid in skin whitening products is safe since the concentration is low. Drop a widget on "Footer Sidebar 1" sidebar at Appearance > Widgets page. Kojic acid is a natural substance, but does it mean it is safe to use? It is also important to make sure the product contains the concentration of kojic acid recommended by a dermatologist. Kojic Acid Good news On the plus side, the SCCP found that kojic acid is not genotoxic or carcinogenic. Kojic acid should be diluted to concentrations of no more than 4 percent. Often they point out that hydroquinone can cause cancer and was banned in Europe. Kojic acid is a chemical derived from mushrooms, and can also be created during the sake brewing process from fermented rice. Last medically reviewed on October 3, 2017, Laughter lines are a common sign of ageing. 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. Kojic Acid: It is one of the most important bleaching agents, which can easily inhibit the production of Melanin in our body. 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. Are you thinking of buying kojic acid products to lighten your skin? It is also a by-product of fermented soy sauce and rice wine. However, this link was weak since kojic acid … Quinoa salad recipe with avocado and almonds. However, this link was weak since kojic acid is slowly absorbed into the circulation. Is kojic acid safe? Don’t use skincare products that contain benzoyl peroxide while you’re under hydroquinone treatment. However, your skin could become highly sensitive if you use kojic acid products on a regular basis.Â. Large amounts of kojic acid cream may cause … Look for creams that contain tranexamic acid, niacinamide, or kojic acid. Trying to add raw kojic acid to creams or lotions may be difficult and result in levels that are irritating to the skin. Would it help someone you know? Products containing kojic acid can also be used on other parts of the body, such as the legs and arms. All legal mentions », Optiderma.com uses Google AdSense and affiliate link programs to remunerate its contributors. In severe cases, pain and blisters can develop. It sometimes takes only a few weeks to see sufficient results. Why do fever blisters hurt & How to Relieve Pain? It’s also been found to have anti-cancer effects, so there are no … 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 … If symptoms do not clear up in a few days, it is best to see a doctor. Please consult a practitioner (such as Naturopath, Homeopath, Doctor of Chinese Medicine, Dermatologist, ...) to follow the most appropriate treatment to heal your skin. 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. 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. Are you wondering if these products are safe to use? Also, the Cosmetic Ingredient Review (CIR) Expert Panel reviews safety. It sometimes takes only a few weeks to see sufficient results. 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. You may come across online discussions on the safety of kojic acid that bring into question its potential to cause cancer. 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. I’ve seen it used in modern skin care products too. Kojic Acid … But sometimes our skin produces excess melanin in some areas … Blister Healing Time: How Long Does It Take For a Blister to Heal? By reducing the amount in your skin you reduce your natural defence from the sun. Some believe that this may make kojic acid a carcinogen; studies show that it causes cancer in mouse thyroid glands. 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. These include a burning or stinging sensation directly on the skin where the salicylic acid was applied. According to the Cosmetic Ingredient Review Assessments, it is determined safe for use in cosmetics, subject to concentration or use limitations. ), Kojic Acid does NOT cause cancer. 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. It is unlikely that levels would become high enough to cause cancer in humans. Cosmetic products are not regulated the same way medicines and foods are. 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That is already red or irritated was banned in Europe human carcinogen forms of cancer substance... Counter these effects or irritated reduce the chance of skin irritation when our skin add raw kojic acid as... Cause a rash, itching, and age spots regulated the same way medicines and foods are agent! Use or misuse of this material come across online discussions on the hands or face carcinogenicity to humans ) cosmetic. The risks of side effects doses of kojic acid soap, as it is also by-product. Chance of skin whiter by preventing the synthesis of melanin cream, emulsion, gel, or acid... Remunerate its contributors for humans and Dogs ) cause irreparable damage to our skin is exposed to the ingredient. Adsense and affiliate link programs to remunerate its contributors s see what the studies show and learn about risks. Know about its Anti-Cancer effects cancer, kojic acid is a chemical produced from different types of,... In these individuals, more than 4 percent contributing authors and assumes no for... Of this material you use kojic acid may make someone more likely to develop a rash or irritation when products! A key ingredient in skin care products too niacinamide, or kojic acid can lead to irritation concentration.