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Mar 04, · SLS is what’s known as a “surfactant.” This means it lowers the surface tension between ingredients, which is why it’s used as a cleansing and foaming agent Author: Anna Schaefer. Jan 10, · Sodium lauryl sulfate (SLS), a cleaning agent and surfactant, is an ingredient in many personal care and cleaning products. SLS can be derived from natural sources like coconut and palm kernel oil and can also be manufactured in a laboratory setting.
Yousuf Mohammed receives funding from the U. The views expressed here are those of the author and do not reflect the official policies of the U. Food and Drug Administration. So what does this ingredient do, why is it in everything, and what does sodiim evidence say about how safe it is? That something is called a surfactant. Read more: Health Check: what should I eat to improve my skin?
Using a chemical that weakens this defence mechanism can potentially cause our skin harm. And some surfactants are more irritating to our skin than others. For something to be harmful, irritant or allergenic, it has to fulfil two criteria.
It has to have been found in studies to irritate human skin, and it has to have the ability to penetrate the skin. SLS ticks both of these boxes. Another studyon seven volunteers over a three and a half month period, found regular contact caused irritation, and the irritation subsided once the skin was no longer exposed to SLS. Another study found spdium warmer the water used with SLS, the more irritating it will be. That is, new products being tested to see how irritating they might be to human skin are compared to SLS - something we know definitely to be irritating.
If a person is sensitive to SLS, they might find the area that has been in contact is red, dry, scaly, itchy or lquryl. For SLS to be considered dangerous, it would have to be in contact with the skin for a long period of time. This cap varies based on how long the product is likely to be in contact with the skin. So products that will be on the skin for a prolonged time can contain no more what is sodium lauryl sulphate used for 0.
All consumer and cosmetic product manufacturers are required to conduct thorough testing and include any adverse findings in the form of warnings on their labels. Read more: What are hives, the how to convert pdf documents to word skin condition that gives you itchy, red bumps?
People with a history of sensitive skin, hyperirritable skin and patients suffering from skin conditions such as atopic dermatitis eczemarosacea and psoriasis are best to avoid products containing SLS. There are many safer alternatives available look for fatty alcohol ethoxylate, alkyl phenol ethoxylate or fatty acid alkoxylate on the label. If you think it might be SLS skdium a skin irritation, stop the use of the product and ask your pharmacist or GP for advice.
Skin care products also have hotline numbers on the packaging that can be contacted to report adverse effects. Lessons from the pandemic: Working with families in poverty in Kirklees — Huddersfield, Kirklees. Folk psychology, normative cognition, and the wide distribution of norms lauyrl ReadingReading. Edition: Available editions United Kingdom. Become an author Sign up as a reader Sign in.
SLS is a known irritant to human skin. Yousuf MohammedThe University of Queensland. Why SLS? Eczema Health Check Dermatology.
What Is Sodium Lauryl Sulfate Used For?
Sodium Lauryl Sulfate (SLS) is a widely used surfactant in cleaning products, cosmetic, and personal care products. SLS's uses in these products have been thoroughly evaluated and determined to be safe for consumers and the environment. What Is Sodium Lauryl Sulfate? Sodium lauryl sulfate (SLS) is a chemical compound that is commonly used in personal care and cleaning products, such as body washes, detergents, cleansers, shampoos, handwashes and toothpastes. SLS is what’s known as a surfactant—that means it reduces the surface tension between ingredients in a product. Sodium Lauryl Sulfate (commonly known as SLS) is a widely used and inexpensive chemical found in many mainstream personal hygiene products such as shampoos, toothpastes, mouthwashes, bodywash, soaps, detergents and body wash. This substance can also go by the name of.
Need to remove tomato sauce, grease, ink, or other tricky spots? Get rid of your toughest stains using our stain guide. The ingredients in your cleaning products fall into several different categories, added to provide different characteristics and cleaning functions.
Our Sustainability Report showcases ACI member companies' commitment to increasing sustainability and demonstrating corporate social responsibility. Search CPISI for safety assessment data from publicly available data sources on ingredients used in cleaning products.
Sodium Lauryl Sulfate SLS is a widely used surfactant in cleaning products, cosmetic, and personal care products. SLS's uses in these products have been thoroughly evaluated and determined to be safe for consumers and the environment. Sodium Lauryl Sulfate SLS , also known as Sodium dodecyl sulfate, is a widely used surfactant in cleaning products, cosmetics, and personal care products.
The sodium lauryl sulfate formula is a highly effective anionic surfactant used to remove oily stains and residues.
It is found in high concentrations in industrial products, including engine degreasers, floor cleaners, and car wash products, where workplace protections can be implemented to avoid unsafe exposures. SLS is also used in lower concentrations in household and personal care products such as cleaning products, toothpastes, shampoos, and shaving foams.
SLS has been thoroughly reviewed for its safety by a number of governments. For example:. SLS has also been thoroughly reviewed for human safety by an industry funded, independent panel, which found:.
SLS functions in cleaning product as a surfactant, wetting surfaces, emulsifying or solubilizing oils, and suspending soil so that they can be rinsed away. This ingredient contributes foaming properties to cleaning products.
SLS is safe for use in cleaning products. It has been through numerous reviews. There is no direct or circumstantial evidence that this ingredient has any carcinogenic potential.
The studies that have been conducted on SLS indicate it is safe under proper conditions of use. Since the primary side-effect of SLS, namely skin irritation, is dependent on the level and duration of exposure, consumer product formulators design products to avoid or minimize this effect during consumer use. EPA or the European Union. For several years there has been misinformation circulating on the Internet about Sodium Lauryl Sulfate, falsely labelling SLS as a carcinogen.
This allegation is unsubstantiated and false. The CIR Expert Panel evaluated scientific data and concluded that Sodium Lauryl Sulfate and Ammonium Lauryl Sulfate were safe in formulations designed for discontinuous, brief use, followed by thorough rinsing from the surface of the skin.
Irritation increases with the concentration of the ingredient. The longer this ingredient stays in contact with the skin, the greater the likelihood of irritation, which may or may not be evident to the user. The CIR Expert Panel also found that, although Sodium Lauryl Sulfate is not carcinogenic, it has been shown to causes severe epidermal changes to the area of skin to which it was applied.
Other studies found heavy deposition of the detergent on the skin surface and in the hair follicles; damage to the hair follicle could result from such deposition. These two problems—possible hair loss and comedone formation—along with proven irritancy, should be considered in the formulation of cosmetic products containing these ingredients. Sodium Lauryl Sulfate is used in cosmetics and personal care products marketed in the U. CIR is a unique endeavor to assess the safety of ingredients used in cosmetics in an unbiased, expert manner.
Its findings have established a public record of the safety of cosmetic ingredients. The heart of the CIR program is the Independent Expert panel consisting of world-renowned physicians and scientists. Expert Panel members must be free of any conflicts of interest, and must meet the same conflict of interest requirements as outside experts to the Food and Drug Administration FDA.
Clothes Hands Dishes Surfaces. Learn More. About Ingredients. Ingredient Safety Initiative. What Is SLS? For example: Based on a thorough safety review, including consideration of chronic risks, the U. Environmental Protection Agency EPA has issued an exemption for SLS from the requirement of tolerance for residues when used as a component of food contact sanitizing solutions applied to all food contact surfaces in public eating places, dairy-processing equipment, and food-processing equipment and utensils at a maximum level in the end-use concentration of parts per million ppm.
The regulation eliminates the need to establish a maximum permissible level for residues of sodium lauryl sulfate. For example, both ingredients are permitted to be used as components of coatings. No chronic human health hazards, including carcinogenicity, were identified.
The hazard assessment for the category alkyl sulphates, alkane sulphonates and alpha-olefin sulphonates category is posted on the OECD website. SLS has also been thoroughly reviewed for human safety by an industry funded, independent panel, which found: There is no evidence of harm from the use of SLS in cosmetic products, where there is intentional, direct contact with the skin. The ingredient was reviewed in and re-reviewed in by the Cosmetic Ingredient Review CIR 1 Expert Panel and found to be safe for use in cosmetic and personal care products.
SLS can cause skin irritation in some persons, which is one reason why it is important to follow the label instructions when using a cleaning product. Resources Sodium Lauryl Sulfate is used in cosmetics and personal care products marketed in the U.