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The Ordinary

The Ordinary Serum, Amino Acids + B5, 1 fl oz/30 mL

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Product is rated SkinSAFE 100

Product is free of the top 11 most common allergens, as determined by Mayo Clinic Research

SkinSAFE 100
Learn More About SkinSAFE Ratings
Reviewed Ingredient information last updated on Feb 25, 2026 by SkinSAFE Team

Product is rated SkinSAFE 100

Product is free of the top 11 most common allergens, as determined by Mayo Clinic Research

SkinSAFE 100
Learn More About SkinSAFE Ratings
Reviewed Ingredient information last updated on Feb 25, 2026 by SkinSAFE Team

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How Safe is It?

Product Is
SkinSAFE 100 Teen SAFE Talc Free Lip SAFE Eyelid SAFE Common Preservative Free Fragrance Free Paraben Free Lanolin Free Coconut Free Topical Antibiotic Free MCI/MI Free Nickel Free Gluten Free Soy Free Propylene Glycol Free Balsam of Peru Free Oil Free Dye Free SLS Free
Product Is Not

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Ingredients

1,2-Hexanediol Alanine AQUA (WATER) Arginine Aspartic Acid Betaine Caprylyl Glycol Citric Acid Dimethyl Isosorbide Glutamic Acid Glycine Histidine Isoleucine Lysine HCl Panthenol PCA Phenylalanine Polysorbate 20 PROLINE Propanediol Serine Sodium Lactate Sodium PCA Threonine Trisodium Ethylenediamine Disuccinate Valine
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Description

Ingredient & Allergen Review

SkinSAFE has reviewed the ingredients of The Ordinary Serum, Amino Acids + B5, 1 fl oz/30 mL and found it to be hypoallergenic and free of Fragrance, Gluten, Coconut, Nickel, Top Common Allergy Causing Preservatives, Lanolin, Paraben, Topical Antibiotic, MCI/MI, Soy, Propylene Glycol, Balsam of Peru, Oil, Dye, and SLS. Product is Teen Safe and Lip Safe.

Product Description

This concentrated solution includes Amino Acids and Amino Acid derivatives creating a combined total concentration of 17% (by weight). This resembles the composition of Amino Acids found in the skin’s own Natural Moisturising Factors and provides enhanced barrier support, elasticity, 

UPC

769915194708

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