Water is a great solvent. It’s neutral and doesn’t provide any strong positive or negative effects. It just helps components to mix better and to transport active components.
Cocamidopropyl Betaine is a pH 4.5-5.5 liquid that is used to improve the overall efficiency of the formulation. It’s usually combined with different surfactants and is used because of its cleansing efficiency. It helps to remove sebum and dirt from the skin and hair. It also works as a foaming agent helping to make a pleasant foam.
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Sodium Chloride
Roles: Flavoring, Viscosity controlling
Antiseptic
Sodium Chloride is a very famous ingredeint also known as Salt. Yes, it’s the same salt you can find on your table. In cosmetics, it is used as a preservative helping the product to live longer. It is also used as a peeling agent in different scrubs. Human contact with this element since ancient times and that's why it is 100% safe.
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PEG-7 Glyceryl Cocoate
Roles: Emollient, Emulsifying, Surfactant
Cleansing
Malassezia unsafe
PEG
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Guar Hydroxypropyltrimonium Chloride
Roles: Skin conditioning, Antistatic, Film former, Hair conditioning, Viscosity controlling
Hair conditioning
Hair gloss
Guar Hydroxypropyltrimonium Chloride is a very good conditioner. Used mostly in haircare products. It can recover damaged hair and make them shine much better.
Panthenol is a proud member of a league of the best-performing components. It's a stable form of Vitamin B5 and is also known as Pro-Vitamin B5. It’s a very good and effective component for hydration, healing, and soothing irritated skin. It works so soft and gentle that it’s even recommended for people with skin problems like eczema.
In haircare products it’s used for protecting the fiber. It’s researched very well and doesn’t have any negative side effects.
Simmondsia Chinensis (Jojoba) Seed Oil is a great vegetable oil to counter dryness. It reduces inflammation and it’s a very nice ingredient for people with redness, eczema, and rosacea. It’s accepted very well by humans skin because its chemical structure is very similar to sebum. That’s why it will hardly provoke any allergy. It’s a very good helper for people with dry skin.
Sodium Benzoate doesn’t have any great skincare effects and is used for formulation purposes. It’s a corrosion inhibitor, fragrance ingredient, and preservative. It is not a broad-spectrum preservative and it’s used with other preservatives for good efficiency. It’s safe, but people with eczema or a history of skin allergies should use this component with attention.
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Citric AcidAntioxidantAHA
Roles: Buffering, Chelating, Fragrance, Masking
Cleansing
Exfoliating
Soothing
Lightening
Lifting
Hair growth stimulating
Citric Acid is one of the AHAs and it is a super useful component! It’s a great antioxidant. It acts as a soft peeling that removes dead cells and kills bacteria. It becomes even more effective if used with other cosmetic acids. Combined formulations are more active, but can irritate sensitive skin if used too often. The component can also whiten the skin and remove dark areas.
It can be an irritator due to its naturally lower pH level of 2.2. But manufacturers also use it as a pH adjuster so in most cases you will not have any issues.
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Dimethicone
Roles: Skin conditioning, Antifoaming, Emollient
Silicones
Dimethicone is the most popular silicone. It makes the skin softer and forms a film adding smooth and silky feeling. This film not only improves how the skin feels but also works as a protective barrier. It also improves the visual appearance of your skin by filling small wrinkles. That's why some people think dimethicone removes wrinkles. Actually, it does not. It's just a visual effect.
One of the most important characteristics of this component is that it helps to spread other ingredients evenly on the surface to provide good coverage. It's very important because you want all your skin cells to receive an equal proportion of the components.
Dimethicone is considered as safe, but remember that it is rather difficult to wash off! This may lead to clogged pores and acne if you use it too often and don't wash off quite well.
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PEG-40 Hydrogenated Castor Oil
Roles: Emulsifying, Fragrance, Surfactant
Cleansing
Soothing
Malassezia unsafe
PEG
PEG-40 Hydrogenated Castor Oil helps ingredients to mix better. It has nice cleansing activity helping to remove sebum and dirt from the surface of your skin. It's also responsible for making soft foam in soaps, shower gels, etc. Despite it having "PEG" in the title, it's considered to be safe.
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Fragrance
Roles: Deodorant, Fragrance, Masking
Fragrances
Fragrance is a mix of chemical ingredients (usually 20-30 chemicals but up to 200 sometimes) that help the product to smell better. It can hide many bad things. Synthetic fragrances may contain many different chemicals, but manufacturers don’t want to reveal each of them for some reason and hide them behind the word "Fragrance".
Mica is a natural mineral used in cosmetics because of its beautiful and shiny appearance. It’s used in powders, highlighters, and other makeup products. It’s absolutely neutral to our skin and will not cause any skin-related problems.
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Hexyl Cinnamal
Roles: Fragrance, Masking
Allergens
Hexyl Cinnamal is a fragrance component that gives the product pleasant cinnamon and light jasmine aroma. It’s also used to enhance other fragrances. It’s considered a skin sensitizer and manufacturers have to call out this component on an ingredient statement.
Linalool gives the product a nice and fresh lavender scent. It can be found in many essential oils. It oxidizes during air exposure and becomes allergenic. It can lead to irritation causing problems for people with sensitive skin. The threat is even higher if the product was opened several months ago. In such products, more Linalool is oxidized.
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Limonene
Roles: Fragrance
Antiseptic
Allergens
Limonene provides a nice and fresh citrus scent. It can be found in many plants. It's used in cosmetics because of its low price and pleasant smell.
Propylene Glycol is a useful componet with many positive effects. It’s a very good moisturizer. It helps to deliver ingredients into deeper layers of the skin. It creates a protective layer on the skin preventing water loss. The component is researched very well and doesn’t have notable side effects. It’s used even for making food.
Salicylic Acid is an amazing component for oily skin. It’s a famous BHA that chemically exfoliates dead cells, kills bacteria, and prevents acne. It works as a strong pores cleanser. AHAs are not effective for removing sebum from pores, while BHAs are leaders in this space. Salicylic Acid also helps to shrink pores, remove acne scars and make skin tone even. Pay attention: concentration matters! This ingredient is rather aggressive. It can lead to irritation in high concentrations. If your skin has never seen this component before test the product first.
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Methylparaben
Roles: Fragrance, Preservative
Parabens
Methylparaben is an effective preservative. It is a controversial ingredient in terms of safety. In 2006 there was a laboratory test showed that this component can increase the sun sensitivity of the skin cells. That’s why it’s a good idea to use sunscreen after you use this component.
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Phenoxyethanol
Roles: Fragrance, Preservative
Antiseptic
Phenoxyethanol is one of the most popular preservatives. It kills bacteria and makes the product live longer. Manufacturers like this ingredient because it can dissolve in any liquid, even in oils.
Another purpose of this component is the fixation of aromas in perfumery. Phenoxyethanol is also used as a strong antiseptic and a good antibacterial agent. It is widely used in dermatological cosmetics alongside natural antiseptics such as chamomile, sage, and calendula.
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Potassium Sorbate
Roles: Fragrance, Preservative
Antifungal
Antiseptic
Potassium Sorbate is a preservative that increases the shelf life of the product. It’s a great alternative to parabens. That's why manufacturers like to use this component. It is safe in concentration of up to 10% but it is used in cosmetics in amounts of 1% or even lower.
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Titanium Dioxide
Roles: Colorant
UV Protection
Titanium Dioxide is a very effective sunscreen. It belongs to physical sunscreens, meaning it reflects the UV rays like a mirror. The component is a mineral with white color. That’s why it’s also used in different powders as a pigment or brightener.
The component can be both safe and unsafe. It’s reported to be possibly carcinogenic to humans when inhaled. That’s why we don’t recommend using products where TiO2 is used in the form of powder and can be inhaled.
Sometimes it can be a nanoparticle. We recommend avoiding this form because it’s not researched well enough. A safer option is to use a non-nano form.