A comprehensive safety assessment published in the International Journal of Toxicology deemed that sodium lauroyl sarcosinate was not expected to be potentially toxic or harmful, and had no mutagenic, irritating, or sensitizing effects.
A comprehensive safety assessment published in the International Journal of Toxicology deemed that sodium lauroyl sarcosinate was not expected to be potentially toxic or harmful, and had no mutagenic, irritating, or sensitizing effects.
Steph's Opinion: Although it seems to be a "safer" alternative to sodium lauryl sulfate, it still does pose the risk of skin irritation. Additionally, it's not an environmentally-friendly option, as it takes a long time to bio-degrade and does pollute aquatic ecosystems.
According to Crump, DLS “is a cleansing agent also known as a surfactant but [it] is not considered a sulfate. It is a common chemical found in many 'greener' or more natural formulas that is used to replace the harsher sulfates because of its non-irritating yet effective properties.
What it is: Sodium lauroyl sarcosinate is derived from sarcosine, a natural amino acid found in the human body and just about every type of biological material from animals to plants. Honest's sarcosine is made from coconut oil.
Below, our picks of the best sulfate-free shampoos.
- Best Overall: Aveeno Active Naturals Pure Renewal Shampoo.
- Best Drugstore: OGX Nourishing Coconut Milk Shampoo.
- Best for Damaged Hair: Olaplex No.
- Best Budget: L'Oréal EverPure Sulfate Free Moisture Shampoo.
- Best for Fine Hair: Moroccanoil Extra Volume Shampoo.
All About SLS. It's safe, it's effective and it's biodegradable. So why does sodium lauryl sulfate have such a bad reputation? The majority of Lush liquid shampoos are SLS-free, and contain the gentler surfactants ammonium laureth sulfate (ALS) and sodium alkyl sulfate (SAS), in its place.
Sodium Lauroyl Methyl Isethionate is a water soluble, coconut derived, surfactant that also happens to be sulfate-free. Not to be confused with similar sounding sodium lauryl sulfate, this ingredient is an incredibly mild surfactant, and is considered to be one of the safest on the market.
Sodium lauroyl isethionate is a surfactant/detergent used as a cleansing agent and to impart lather in shampoos, body washes, facial care, and toothpastes. What are its risks? Sodium lauroyl isethionate can pose skin irritation depending on the individual's suseptibility and concentration used.
Sodium chloride Common table salt. Sodium cocoamphoacetate A coconut-derived cleanser used in shampoos and hair conditioners. Sodium coceth sulfate A semi-synthetic ingredient derived from the fatty acids in coconut oil, which are then modified using ethylene oxide.
Sodium lauroamphoacetate is a surfactant that allows water, oil and dirt to mix, allowing things to become clean. It is also a foam booster and conditioning agent. It can be found in personal care products such as hair conditioner, body wash, shampoo, facial cleanser, foaming cleansing products, and other items.
SODIUM COCOYL ISETHIONATE BENEFITS
Sodium Cocoyl Isethionate exhibits high foaming ability, producing a stable, rich and velvety lather that does not dehydrate the skin, making it ideal for addition to water-free products as well as skin care, hair care, and bath products.hair conditioning agent, surfactant - cleansing agent, antistatic, cleansing, foaming, hair conditioning, surfactant, and viscosity controlling. Sodium Myristoyl Sarcosinate is a sodium salt of Myristoyl Sarcosine (q.v.).
The Cosmetic Ingredient Review (CIR) Expert Panel has assessed this ingredient as non-toxic and non-irritating, and they, along with the EU Cosmetics Directive, have determined it as safe to use in OTC personal care products.
Disodium Cocoyl Glutamate. Sodium Cocoyl Glutamate is especially well-suited for cleansing sensitive skin. It is also a mild surfactant with very good detergency and foaming power. It is produced from vegetable oils and is therefore readily biodegradable.
It is considered to be a gentle cleansing ingredient that will not irritate or dry out the skin. Sodium lauroyl lactylate also functions as an emulsifier in cosmetics and personal care products. The moisturizing properties of sodium lauroyl lactylate primarily come from lauric acid.
"Elle" picked Avalon Organics' Revitalizing Peppermint Shampoo as one of the top-performing sodium lauryl sulfate-free shampoos, saying it helps to clarify your hair for less buildup of shine-reducing product residue. It's free of sulfates and parabens, contains no fragrances or dyes and isn't tested on animals.
Sodium lauryl sulfate has antibacterial and antimicrobial properties, making it effective in inhibiting the growth of harmful, disease-causing pathogens. Sodium laurl sulfate is commonly available and an ingredient in high-quality cleaning agents used in various capacities.
Health and Environmental Hazards. Depending on manufacturing processes, sodium laureth sulfate may be contaminated with measurable amounts of ethylene oxide and 1,4-dioxane. The International Agency for Research on Cancer ethylene oxide as a known human carcinogen and 1,4-dioxane as a possible human carcinogen.
Sodium Lauryl Sulfate (SLS) is the ingredient in shampoos that we recognize as the lathering agent, but it is also the deviant culprit or cause of many hair loss issues. The continued exposure on the hair and scalp will certainly make the hair and scalp dry out and certain sensitivity issues could appear.
Is Sodium Laureth Sulfate Bad For Skin? Sodium Laureth Sulfate (SLES) is a much gentler alternative to SLS that is less likely to cause irritation. However, we have already established that SLS is not guaranteed to cause irritation for everyone and is, in fact, very useful for people with excessively oily skin.
Parabens are a group of cheap antimicrobial chemical preservatives that are found in many toiletries and make-up. Sodium Lauryl Sulphate (SLS) is another cheap chemical that is a foaming agent, and exactly the same product is used to degrease our car engines.
Two main types of sulfates are used in shampoo: sodium lauryl sulfate and sodium laureth sulfate. The purpose of these sulfates is to create a lathering effect to remove oil and dirt from your hair. If your shampoo easily makes a lather in the shower, there's a good chance it contains sulfates.
These are actually two different, but closely related, chemicals: Sodium Lauryl Sulfate (SLS) and Sodium Laureth Sulfate (SLES). What they are: Sodium lauryl sulfate can be made from petroleum oil (via the OXO process) or from coconut or palm oil (via the Ziegler process).
Listed below is a complete list of 15 of the most common harmful shampoo ingredients that you should pay attention to – and why.
- Ammonium Lauryl Sulfate or Sodium Laureth Sulfate (SLES)
- Sodium Lauryl Sulfate (SLS)
- Parabens.
- Sodium Chloride.
- Polyethylene Glycols (PEG)
- Formaldehyde.
- Alcohol.
- Synthetic Fragrances.
