Here's our complete breakdown comparing the ingredients, attributes, and more of Sally Hansen Hard as Nails Nail Hardener versus Nail-Aid Biotin Ultimate Strength .
Published on October 27, 2023
Overview
What they are
These products are both fungal acne (malassezia) safe nail care. They have a total of 5 ingredients in common
Free From
They both do not contain any oils, parabens, silicones or sulfates
What's Inside
They both contain harsh alcohols and fragrances
We independently verify ingredients, and our claims are backed by peer-reviewed research. Spot a product that need an update? Let us know.
Price
Ingredient Info
Sally Hansen Hard as Nails Nail Hardener 10 ingredients
Nail-Aid Biotin Ultimate Strength 13 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 🎉
Not Reef Safe
Ingredients in this product that are not reef safe:
Contains EU Allergens
Ingredients in this product that are EU allergens:
Non Vegan
This product is not vegan 😥
Not Cruelty Free
This product is not cruelty-free 😥
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 😥
Cruelty Free
This product is cruelty-free 🎉
At a glance
Click on any of the items below to learn more
Sally Hansen Hard as Nails Nail Hardener 10 ingredients
Nail-Aid Biotin Ultimate Strength 13 ingredients
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:
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 1 ingredient that may have this attribute:
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.
Sally Hansen Hard as Nails Nail Hardener 10 ingredients
Nail-Aid Biotin Ultimate Strength 13 ingredients
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.
We don't have a description for Butyl Acetate.
Sally Hansen Hard as Nails Nail Hardener contains this as ingredient number 1.
Nail-Aid Biotin Ultimate Strength contains this as ingredient number 2.
Ethyl Acetate is a fragrance.
Sally Hansen Hard as Nails Nail Hardener contains this as ingredient number 2.
Nail-Aid Biotin Ultimate Strength contains this as ingredient number 1.
Isopropyl Alcohol is more commonly known as rubbing alcohol. It is most commonly used as a solvent, meaning it helps other ingredients dissolve.
This ingredient is an astringent alcohol. Astringent alcohols may also irritate skin as they high amounts may strip away your skin's natural oils.
Other types of astringent alcohols include:
According to the National Rosacea Society based in the US, you should be mindful of products with these alcohols in the top half of ingredients.
Any type of sanitizing product will have high amounts of alcohol to help kill bacteria and viruses.
Learn more about Isopropyl AlcoholSally Hansen Hard as Nails Nail Hardener contains this as ingredient number 3.
Nail-Aid Biotin Ultimate Strength contains this as ingredient number 5.
We don't have a description for Nitrocellulose.
Sally Hansen Hard as Nails Nail Hardener contains this as ingredient number 4.
Nail-Aid Biotin Ultimate Strength contains this as ingredient number 3.
We don't have a description for Ci 60725.
Sally Hansen Hard as Nails Nail Hardener contains this as ingredient number 10.
Nail-Aid Biotin Ultimate Strength contains this as ingredient number 13.
Here's what our community thinks of the ingredients in these two products.
Sally Hansen Hard as Nails Nail Hardener 10 ingredients
Nail-Aid Biotin Ultimate Strength 13 ingredients
Usage
Here's some more info on how this product is used by our community.
When to use
Sally Hansen Hard as Nails Nail Hardener 10 ingredients
Nail-Aid Biotin Ultimate Strength 13 ingredients
Reviews
Here's what our community thinks
Nail-Aid Biotin Ultimate Strength 13 ingredients
Alternatives
Our Dupe Finder has found 50 potential alternatives that have similar ingredients to Sally Hansen Hard as Nails Nail Hardener.
See 50 alternativesOur Dupe Finder has found 50 potential alternatives that have similar ingredients to Nail-Aid Biotin Ultimate Strength.
See 50 alternatives