The Ordinary
Hyaluronic Acid 2% + B5 (Original Formulation)Medik8
Hydr8 B5™A serum built around Hyaluronic acid and Panthenol, for hydration and barrier repair.
A serum built around Panthenol and Hyaluronic acid, for hydration and barrier repair.
Brand price
USD 8.01 · checked 25 Sept 2026 · brand's site
Brand price
GBP 45.00 · checked 8 Oct 2026 · brand's site

At a Glance

They come out differently on Fungal-acne-safe; that row is shaded. Tap any answer to see why.

Key Ingredients

Hyaluronic acid2
Hyaluronic acid and its salts; a humectant that binds water to the skin.
Hyaluronic acid1
Hyaluronic acid and its salts; a humectant that binds water to the skin.

Benefits

Hydrating6
Boosts hydration and relieves dry, tight skin.
Ethoxydiglycol, Glycerin, Panthenol, Propanediol, Sodium Hyaluronate, Sodium Hyaluronate Crosspolymer
Barrier Repair3
Strengthens and restores the skin's natural barrier.

Concerns

May Worsen Keratosis Pilaris1
May clog follicles or strip skin prone to keratosis pilaris.
No concerns found

Ingredients Side-by-side

Panthenol (in both products)
Skin Conditioning
0 / 0
- Panthenol (provitamin B5)
- Barrier Repair
- Hydrating
- Reduces Irritation
Skin Conditioning
Panthenol (in both products)
Skin Conditioning
0 / 0
- Panthenol (provitamin B5)
- Barrier Repair
- Hydrating
- Reduces Irritation
Skin Conditioning
Ethylhexylglycerin (in both products)
Skin Conditioning
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
Aqua
Solvent
Sodium Hyaluronate
Humectant, Skin Conditioning
Sodium Hyaluronate is a hyaluronic acid.
Learn more about Sodium Hyaluronate →Panthenol
Antistatic, Hair Conditioning, Skin Conditioning
Panthenol is panthenol (provitamin B5).
Learn more about Panthenol →Citric Acid
Buffering, Chelating, Fragrance
Citric Acid is an AHA.
Learn more about Citric Acid →Ethylhexylglycerin
Deodorant, Skin Conditioning
Ethylhexylglycerin is the organic compound that conforms to the formula
Learn more about Ethylhexylglycerin →Phenoxyethanol
Antimicrobial, Preservative
Phenoxyethanol is the aromatic ether alcohol that conforms to the formula:
Learn more about Phenoxyethanol →
Similar Comparisons
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The Ordinary
Hyaluronic Acid 2% + B5 (Original Formulation)

The Ordinary
Hyaluronic Acid 2% + B5 (with Ceramides)
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Medik8
Hydr8 B5™

SkinCeuticals
Hydrating B5 Gel
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The Ordinary
Hyaluronic Acid 2% + B5 (Original Formulation)

Geek & Gorgeous
HA 5 Rich
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Medik8
Hydr8 B5™

Kiehl's
Ultra Pure High-Potency Serum with 1.5% Hyaluronic Acid