Here's our complete breakdown comparing the ingredients, attributes, and more of The Ordinary Marine Hyaluronics versus The Ordinary Hyaluronic Acid 2% + B5 .
Last updated on February 16, 2024. Published on January 19, 2021
Overview
What they are
These products are both vegan, cruelty-free, and reef safe . They have a total of 10 ingredients in common
Suited For
They're both likely to be good for dry skin and brightening skin
Free From
They both do not contain any harsh alcohols, common allergens, fragrances, oils, parabens, silicones 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.
Serum
Serums are highly concentrated with ingredients to provide skin with benefits. They should be used after cleansing and before moisturizing.
Facial Treatment
Facial treatments are specially designed to treat a skin concern. Acne treatments and anti-aging products are common examples of facial treatments.
Ingredient Info
The Ordinary Marine Hyaluronics 33 ingredients
The Ordinary Hyaluronic Acid 2% + B5 17 ingredients
Alcohol Free
This product is free of harsh alcohols 🎉
Silicon Free
This product is free of silicons 🎉
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 🎉
Vegan
This product is 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 🎉
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 🎉
Malassezia Safe
This product is free of malassezia feeding ingredients 🎉
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
The Ordinary Marine Hyaluronics 33 ingredients
The Ordinary Hyaluronic Acid 2% + B5 17 ingredients
Notable Ingredients
This product contains 2 ingredients that may have this attribute:
Benefits
This product contains 1 ingredient that may have this attribute:
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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:
This product contains 2 ingredients 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 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:
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:
Concerns
This product contains 1 ingredient that may have this attribute:
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Join SkinSortIngredients Compared
Ingredients that are highlighted in purple are present in both products.
The Ordinary Marine Hyaluronics 33 ingredients
The Ordinary Hyaluronic Acid 2% + B5 17 ingredients
Water • Glycerin • Algae Extract • Pseudoalteromonas Exopolysaccharides • Pseudoalteromonas Ferment Extract • Ahnfeltia Concinna Extract • Arginine • Glycine • Alanine • Serine • Valine • Isoleucine • Proline • Threonine • Histidine • Phenylalanine • Aspartic Acid • PCA • Sodium PCA • Sodium Lactate • Salicylic Acid • Citric Acid • Propanediol • Dimethyl Isosorbide • Ethoxydiglycol • Polysorbate 20 • Potassium Sorbate • Sodium Salicylate • Sodium Benzoate • Hexylene Glycol • 1,2-Hexanediol • Phenoxyethanol • Caprylyl Glycol
Water • Sodium Hyaluronate • Pentylene Glycol • Propanediol • Sodium Hyaluronate Crosspolymer • Panthenol • Ahnfeltia Concinna Extract • Glycerin • Trisodium Ethylenediamine Disuccinate • Citric Acid • Isoceteth-20 • Ethoxydiglycol • Ethylhexylglycerin • Hexylene Glycol • 1,2-Hexanediol • Phenoxyethanol • Caprylyl Glycol
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 WaterThe Ordinary Marine Hyaluronics contains this as ingredient number 1.
The Ordinary Hyaluronic Acid 2% + B5 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 GlycerinThe Ordinary Marine Hyaluronics contains this as ingredient number 2.
The Ordinary Hyaluronic Acid 2% + B5 contains this as ingredient number 8.
Ahnfeltia Concinna Extract helps soothe the skin and contains antioxidants. It is also used to improve the texture of products.
Ahnfeltia Concinna Extract is derived from a type of algae.
The Ordinary Marine Hyaluronics contains this as ingredient number 6.
The Ordinary Hyaluronic Acid 2% + B5 contains this as ingredient number 7.
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 AcidThe Ordinary Marine Hyaluronics contains this as ingredient number 22.
The Ordinary Hyaluronic Acid 2% + B5 contains this as ingredient number 10.
Propanediol helps absorb ingredients into your skin, boosting their benefits. It can act as an emollient, making your skin softer. Propanediol can help products last longer by boosting the properties of preservatives within the formulation.
Propanediol is not likely to cause sensitivity and considered safe to use.
It is derived from corn or petroleum with a clear color and no scent.
Learn more about PropanediolThe Ordinary Marine Hyaluronics contains this as ingredient number 23.
The Ordinary Hyaluronic Acid 2% + B5 contains this as ingredient number 4.
Ethoxydiglycol is a synthetic solvent.
Solvents are used to keep ingredients together in a product. They can help dissolve ingredients to stable bases or help evenly distribute ingredients throughout the product.
Ethoxydiglycol also helps deliver other key ingredients into the skin.
Learn more about EthoxydiglycolThe Ordinary Marine Hyaluronics contains this as ingredient number 25.
The Ordinary Hyaluronic Acid 2% + B5 contains this as ingredient number 12.
Hexylene Glycol is a surfactant. Glycols are a class of alcohols. Hexylene Glycol is a surfactant and emulsifier.
As a surfactant, Hexylene Glycol helps gather dirt and oil on your skin to be washed away.
As an emulsifier, Hexylene Glycol helps keep water and oil together. This prevents them from separating in a product. Hexylene Glycol also thins out the texture of a product by lessening viscosity.
Hexylene Glycol has a small molecular weight.
Learn more about Hexylene GlycolThe Ordinary Marine Hyaluronics contains this as ingredient number 30.
The Ordinary Hyaluronic Acid 2% + B5 contains this as ingredient number 14.
1,2-Hexanediol is a multi-tasker ingredient. It acts as a preservative to increase shelf-life and can aid other preservatives in preventing microbe growth. 1,2-Hexanediol also helps the skin retain moisture as a humectant.
In products that are water-based, this ingredient can help stabilize perfumes and fragrances. It can also help make the texture of products softer and more smooth.
The Ordinary Marine Hyaluronics contains this as ingredient number 31.
The Ordinary Hyaluronic Acid 2% + B5 contains this as ingredient number 15.
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.
The Ordinary Marine Hyaluronics contains this as ingredient number 32.
The Ordinary Hyaluronic Acid 2% + B5 contains this as ingredient number 16.
Caprylyl Glycol is a humectant and emollient, meaning it attracts and preserves moisture.
It is a common ingredient in many products, especially those designed to hydrate skin. The primary benefits are retaining moisture, skin softening, and promoting a healthy skin barrier.
Though Caprylyl Glycol is an alcohol derived from fatty acids, it is not the kind that can dry out skin.
This ingredient is also used as a preservative to extend the life of products. It has slight antimicrobial properties.
Learn more about Caprylyl GlycolThe Ordinary Marine Hyaluronics contains this as ingredient number 33.
The Ordinary Hyaluronic Acid 2% + B5 contains this as ingredient number 17.
Here's what our community thinks of the ingredients in these two products.
The Ordinary Marine Hyaluronics 33 ingredients
The Ordinary Hyaluronic Acid 2% + B5 17 ingredients
Usage
Here's some more info on how this product is used by our community.
When to use
The Ordinary Marine Hyaluronics 33 ingredients
The Ordinary Hyaluronic Acid 2% + B5 17 ingredients
Reviews
Here's what our community thinks
Alternatives
Our Dupe Finder has found 35 potential alternatives that have similar ingredients to The Ordinary Marine Hyaluronics.
See 35 alternativesWe haven't detected any alternatives for The Ordinary Hyaluronic Acid 2% + B5.
