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