Here's our complete breakdown comparing the ingredients, attributes, and more of SkinCity Skincare Multi-Action Serum versus Niod Copper Amino Isolate Serum 2:1 (CAIS2) .
Last updated on December 27, 2023. Published on February 07, 2024
Overview
What they are
These products are both cruelty-free and reef safe serums. They have a total of 11 ingredients in common
Cool Features
They both contain peptides
Suited For
They're both likely to be good for dry skin, brightening skin and sensitive skin
Free From
They both do not contain any common allergens, oils, parabens or sulfates
We independently verify ingredients, and our claims are backed by peer-reviewed research. Spot a product that need an update? Let us know.
Ingredient Info
SkinCity Skincare Multi-Action Serum 43 ingredients
Niod Copper Amino Isolate Serum 2:1 (CAIS2) 26 ingredients
Contains Alcohol
Ingredients in this product that are types of alcohol:
Contains Silicon
Ingredients in this product that are types of silicon:
Fragrance Free
This product is free of fragrances 🎉
Sulfate Free
This product is free of sulfates 🎉
Paraben Free
This product is free of parabens 🎉
Oil Free
This product is free of oils 🎉
Not Malassezia Safe
Ingredients in this product that are not malassezia safe:
Reef Safe
This product is free of ingredients that damage reefs 🎉
EU Allergen Free
This product is free of EU allergens 🎉
Non Vegan
This product is not vegan 😥
Cruelty Free
This product is cruelty-free 🎉
Alcohol Free
This product is free of harsh alcohols 🎉
Silicon Free
This product is free of silicons 🎉
Contains Fragrance
Ingredients in this product that are forms of fragrance:
Sulfate Free
This product is free of sulfates 🎉
Paraben Free
This product is free of parabens 🎉
Oil Free
This product is free of oils 🎉
Not Malassezia Safe
Ingredients in this product that are not malassezia safe:
Reef Safe
This product is free of ingredients that damage reefs 🎉
EU Allergen Free
This product is free of EU allergens 🎉
Vegan
This product is vegan 🎉
Cruelty Free
This product is cruelty-free 🎉
At a glance
Click on any of the items below to learn more
SkinCity Skincare Multi-Action Serum 43 ingredients
Niod Copper Amino Isolate Serum 2:1 (CAIS2) 26 ingredients
Notable Ingredients
This product contains 1 ingredient that may have this attribute:
This product contains 2 ingredients that may have this attribute:
This product contains 9 ingredients that may have this attribute:
Benefits
This product contains 1 ingredient that may have this attribute:
This product contains 2 ingredients that may have this attribute:
This product contains 2 ingredients that may have this attribute:
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Concerns
This product contains 1 ingredient that may have this attribute:
This product contains 2 ingredients that may have this attribute:
This product contains 1 ingredient that may have this attribute:
This product contains 1 ingredient that may have this attribute:
Notable Ingredients
This product contains 1 ingredient that may have this attribute:
This product contains 2 ingredients that may have this attribute:
Benefits
This product contains 1 ingredient that may have this attribute:
This product contains 1 ingredient that may have this attribute:
This product contains 1 ingredient that may have this attribute:
This product contains 1 ingredient that may have this attribute:
Concerns
This product contains 1 ingredient that may have this attribute:
This product contains 1 ingredient that may have this attribute:
This product contains 2 ingredients that may have this attribute:
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Join SkinSortIngredients Compared
Ingredients that are highlighted in purple are present in both products.
SkinCity Skincare Multi-Action Serum 43 ingredients
Niod Copper Amino Isolate Serum 2:1 (CAIS2) 26 ingredients
Water • Glycerin • Butylene Glycol • Dimethicone/Vinyl Dimethicone Crosspolymer • Isohexadecane • Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer • Phenoxyethanol • Polysorbate 20 • Isopropyl Palmitate • Glycyrrhiza Uralensis Root Extract • Silica • Xanthan Gum • Alcohol • Hesperidin Methyl Chalcone • Ethylene Oxide • Caulerpa Lentillifera Extract • Ethylhexylglycerin • Hydrolyzed Hyaluronic Acid • Lecithin • Dipotassium Glycyrrhizate • Steareth-20 • Polysorbate 60 • Sorbitan Isostearate • Polygonum Bistorta Root Extract • Butylene/Ethylene/Styrene Copolymer • Carbomer • Sodium Lactate • Sodium Hyaluronate • Sodium Benzoate • Sodium Citrate • Potassium Sorbate • Palmitoyl Tripeptide-5 • Citric Acid • Acetyl Hexapeptide-1 • Dipeptide-2 • Caprylyl Glycol • Tripeptide-1 • Hydroxypropyl Cyclodextrin • Palmitoyl Tetrapeptide-7 • Tetrapeptide-30 • Acetyl Hexapeptide-8 • Palmitoyl Tripeptide-1 • Palmitoyl Tripeptide-38
Water • Lactococcus Ferment Lysate • Glycerin • Ethyl Linoleate • Hydroxyethyl Acrylate/Sodium Acryloyldimethyl Taurate Copolymer • Hexanoyl Dipeptide-3 Norleucine Acetate • Myristoyl Nonapeptide-3 • Yeast Extract • Soy Amino Acids • Bisabolol • Pseudoalteromonas Exopolysaccharides • Lecithin • Sorbitan Isostearate • Isohexadecane • Polysorbate 60 • Polyacrylate Crosspolymer-6 • Trisodium Ethylenediamine Disuccinate • Sodium Salicylate • Citric Acid • Sodium Chloride • Potassium Sorbate • Sodium Benzoate • Pentylene Glycol • Ethoxydiglycol • Phenoxyethanol • Chlorphenesin
Ingredients Side-by-side
Ingredients that are highlighted in purple are present in both products.
Learn more about what what Com. / Irr. ratings are
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
Water. It's the most common cosmetic ingredient of all. You'll usually see it at the top of ingredient lists, meaning that it makes up the largest part of the product.
So why is it so popular? Water most often acts as a solvent - this means that it helps dissolve other ingredients into the formulation.
You'll also recognize water as that liquid we all need to stay alive. Talk about multi-purpose! If you see this, drink a glass of water. Stay hydrated!
Learn more about WaterSkinCity Skincare Multi-Action Serum contains this as ingredient number 1.
Niod Copper Amino Isolate Serum 2:1 (CAIS2) contains this as ingredient number 1.
Glycerin is already naturally found in your skin. It helps moisturize and protect your skin.
A study from 2016 found glycerin to be more effective as a humectant than AHAs and hyaluronic acid.
As a humectant, it helps the skin stay hydrated by pulling moisture to your skin. The low molecular weight of glycerin allows it to pull moisture into the deeper layers of your skin.
Hydrated skin improves your skin barrier; Your skin barrier helps protect against irritants and bacteria.
Glycerin has also been found to have antimicrobial and antiviral properties. Due to these properties, glycerin is often used in wound and burn treatments.
In cosmetics, glycerin is usually derived from plants such as soybean or palm. However, it can also be sourced from animals, such as tallow or animal fat.
This ingredient is organic, colorless, odorless, and non-toxic.
Glycerin is the name for this ingredient in American English. British English uses Glycerol/Glycerine.
Learn more about GlycerinSkinCity Skincare Multi-Action Serum contains this as ingredient number 2.
Niod Copper Amino Isolate Serum 2:1 (CAIS2) contains this as ingredient number 3.
Isohexadecane is added to enhance texture, emulsify, and to help cleanse. It is an isoparrafin. It is a component of petrolatum.
Due to its large size, Isohexadecane is not absorbed by the skin. Instead, it sits on top and acts as an emollient. Emollients help keep your skin soft and smooth by trapping moisture within.
Isohexadecane is often used in products designed to help oily skin. It is lightweight and non-greasy while helping to moisturize. When mixed with silicones, it gives a product a silky feel.
Learn more about IsohexadecaneSkinCity Skincare Multi-Action Serum contains this as ingredient number 5.
Niod Copper Amino Isolate Serum 2:1 (CAIS2) contains this as ingredient number 14.
This is a synthetic polymer. It helps improve the texture of products by adding thickness and gel-like feel.
It is also an emulsifer, meaning it prevents ingredients such as oil and water from separating. It also helps evenly disperse other ingredients.
SkinCity Skincare Multi-Action Serum contains this as ingredient number 6.
Niod Copper Amino Isolate Serum 2:1 (CAIS2) contains this as ingredient number 5.
Phenoxyethanol is a preservative that has germicide, antimicrobial, and aromatic properties. Studies show that phenoxyethanol can prevent germ and microbial growth. By itself, it has a scent that is similar to that of a rose.
It's often used in formulations along with Caprylyl Glycol to preserve the shelf life of products.
SkinCity Skincare Multi-Action Serum contains this as ingredient number 7.
Niod Copper Amino Isolate Serum 2:1 (CAIS2) contains this as ingredient number 25.
Lecithin is a term for a group of substances found in plants, animals, and humans. They are made up of mixture of fatty acids. These fatty acids usually are a mixture of phosphoric acid's choline ester connected to stearic, oleic, and palmitic acids. Most lecithins are created from plant ingredients scuh as sunflower.
Lecithin is an emollient. Emollients help soften the skin and creates a barrier to keep moisture in.
As an emulsifier, it also helps prevent water and oil ingredients from separating. Lecithin can help ingredients be better absorbed by the skin. The phospholipids in Lecithin can produce liposomes. Liposomes help other ingredients get through the skin barrier.
Learn more about LecithinSkinCity Skincare Multi-Action Serum contains this as ingredient number 19.
Niod Copper Amino Isolate Serum 2:1 (CAIS2) contains this as ingredient number 12.
Polysorbate 60 is used to help stabilize products. It is a surfactant and emulsifier. These properties help keep ingredients together in a product. Surfactants help reduce surface tension between ingredients with different states, such as liquids and solids. Emulsifiers help prevent oils and waters from separating.
Polysorbate 60 is sorbitol-based and created from the ethoxylation of sorbitan. Ethoxylation is a chemical reaction used to add ethylene oxide. Sorbitan is a the dehydrated version of sorbitol, a sugar found in fruits.
In this case, the 60 comes from reacting 60 units of ethylene oxide with sorbitan.
Polysorbates are commonly used in medicine and foods.
Learn more about Polysorbate 60SkinCity Skincare Multi-Action Serum contains this as ingredient number 22.
Niod Copper Amino Isolate Serum 2:1 (CAIS2) contains this as ingredient number 15.
Sorbitan Isostearate is an emulsifer and cleaning agent. It is created from isostearic acid and sorbitol.
As an emulsifier, Sorbitan Isostearate prevents oils and water from separating.
Due to its isostearic acid base, it may not be safe for Malassezia or fungal acne.
Learn more about Sorbitan IsostearateSkinCity Skincare Multi-Action Serum contains this as ingredient number 23.
Niod Copper Amino Isolate Serum 2:1 (CAIS2) contains this as ingredient number 13.
Sodium Benzoate is a preservative. It's used in both cosmetic and food products to inhibit the growth of mold and bacteria. It is typically produced synthetically.
Both the US FDA and EU Health Committee have approved the use of sodium benzoate. In the US, levels of 0.1% (of the total product) are allowed.
Sodium benzoate works as a preservative by inhibiting the growth of bacteria inside of cells. It prevents the cell from fermenting a type of sugar using an enzyme called phosphofructokinase.
Sodium Benzoate is the salt of benzoic acid. Foods containing sodium benzoate include soda, salad dressings, condiments, fruit juices, wines, and snack foods.
Studies for using ascorbic acid and sodium benzoate in cosmetics are lacking, especially in skincare routines with multiple steps.
We always recommend speaking with a professional, such as a dermatologist, if you have any concerns.
Learn more about Sodium BenzoateSkinCity Skincare Multi-Action Serum contains this as ingredient number 29.
Niod Copper Amino Isolate Serum 2:1 (CAIS2) contains this as ingredient number 22.
Potassium Sorbate is a preservative used to prevent yeast and mold in products. It is commonly found in both cosmetic and food products.
Potassium sorbate is potassium salt derived from sorbic acid. Sorbic acid is a natural antibiotic and effective against fungus.
Potassium sorbate and sorbic acid can be found in baked goods, cheeses, dried meats, dried fruit, ice cream, pickles, wine, yogurt, and more.
Potassium sorbate is often used with stronger preservatives.
Learn more about Potassium SorbateSkinCity Skincare Multi-Action Serum contains this as ingredient number 31.
Niod Copper Amino Isolate Serum 2:1 (CAIS2) contains this as ingredient number 21.
Citric Acid is an AHA derived from citrus fruits (think oranges, lemons, and limes!).
If you spot Citric Acid near the end of an ingredient list, it's likely there as a pH adjuster rather than an active ingredient.
As an AHA, Citric Acid removes the top layer of skin cells from the newer layer of skin underneath. This helps skin to remove dark spots and look more even.
Read more about some other popular AHA's here:
Learn more about Citric AcidSkinCity Skincare Multi-Action Serum contains this as ingredient number 33.
Niod Copper Amino Isolate Serum 2:1 (CAIS2) contains this as ingredient number 19.
Here's what our community thinks of the ingredients in these two products.
SkinCity Skincare Multi-Action Serum 43 ingredients
Niod Copper Amino Isolate Serum 2:1 (CAIS2) 26 ingredients
Usage
Here's some more info on how this product is used by our community.
When to use
SkinCity Skincare Multi-Action Serum 43 ingredients
Niod Copper Amino Isolate Serum 2:1 (CAIS2) 26 ingredients
Alternatives
Our Dupe Finder has found 50 potential alternatives that have similar ingredients to SkinCity Skincare Multi-Action Serum.
See 50 alternativesOur Dupe Finder has found 5 potential alternatives that have similar ingredients to Niod Copper Amino Isolate Serum 2:1 (CAIS2).
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