Here's our complete breakdown comparing the ingredients, attributes, and more of Obagi Professional-C Serum 20% versus The Ordinary Hyaluronic Acid 2% + B5 .
Last updated on February 16, 2024. Published on March 07, 2021
Overview
What they are
These products are both fungal acne (malassezia) safe and reef safe . They have a total of 4 ingredients in common
Cool Features
They both contain hyaluronic acid
Suited For
They're both likely to be good for dry skin and brightening skin
Free From
They both do not contain any common allergens, 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.
Price
Ingredient Info
Obagi Professional-C Serum 20% 12 ingredients
The Ordinary Hyaluronic Acid 2% + B5 17 ingredients
Contains Alcohol
Ingredients in this product that are types of alcohol:
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 🎉
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 🎉
Non Vegan
This product is not vegan 😥
Not Cruelty Free
This product is not 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
Obagi Professional-C Serum 20% 12 ingredients
The Ordinary Hyaluronic Acid 2% + B5 17 ingredients
Notable Ingredients
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 2 ingredients 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:
This product contains 2 ingredients 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:
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 3 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:
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.
Obagi Professional-C Serum 20% 12 ingredients
The Ordinary Hyaluronic Acid 2% + B5 17 ingredients
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 WaterObagi Professional-C Serum 20% contains this as ingredient number 2.
The Ordinary Hyaluronic Acid 2% + B5 contains this as ingredient number 1.
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 EthoxydiglycolObagi Professional-C Serum 20% contains this as ingredient number 6.
The Ordinary Hyaluronic Acid 2% + B5 contains this as ingredient number 12.
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.
Obagi Professional-C Serum 20% contains this as ingredient number 7.
The Ordinary Hyaluronic Acid 2% + B5 contains this as ingredient number 16.
Sodium Hyaluronate is hyaluronic acid's salt form. It is commonly derived from the sodium salt of hyaluronic acid.
Like hyaluronic acid, it is great at holding water and acts as a humectant. This makes it a great skin hydrating ingredient.
Sodium Hyaluronate is naturally occurring in our bodies and is mostly found in eye fluid and joints.
These are some other common types of Hyaluronic Acid:
Learn more about Sodium HyaluronateObagi Professional-C Serum 20% contains this as ingredient number 9.
The Ordinary Hyaluronic Acid 2% + B5 contains this as ingredient number 2.
Here's what our community thinks of the ingredients in these two products.
Obagi Professional-C Serum 20% 12 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
Obagi Professional-C Serum 20% 12 ingredients
The Ordinary Hyaluronic Acid 2% + B5 17 ingredients
Reviews
Here's what our community thinks
Obagi Professional-C Serum 20% 12 ingredients
Alternatives
Our Dupe Finder has found 50 potential alternatives that have similar ingredients to Obagi Professional-C Serum 20%.
See 50 alternativesWe haven't detected any alternatives for The Ordinary Hyaluronic Acid 2% + B5.