The Ordinary Hyaluronic Acid 2% + B5

Serum~€8
Maya's read

The Ordinary Hyaluronic Acid 2% + B5 is a serum built around Glycerin, Hyaluronic acid and Pro-vitamin B5. It leans strongest on hydration, barrier repair. Best suited to dry, dehydrated and sensitive skin. Go slow — the active is potent enough to irritate if overused.

Skip it if your barrier is already sensitised or compromised — the acids can sting broken or over-exfoliated skin.

What it delivers

Hydration10
Barrier repair8
Brightening / tone3
Oil-control & blemishes2
Anti-aging2

How it feels A light, fast-absorbing texture that layers cleanly under the rest of your routine, with no greasy film. — estimated from the formula

What's in it that matters

The molecule doing the workGlycerinHumectant · strong evidence

Classic humectant with strong evidence for improving skin hydration and supporting barrier when combined with emollients.

  • Hyaluronic acidHumectantstrong evidence

    Water-binding molecule that increases hydration; works best under occlusive/emollient layers to reduce evaporation.

  • Pro-vitamin B5Supporting Activestrong evidence

    Humectant and soothing ingredient that helps calm irritation and supports barrier repair and recovery.

Key facts

Type
Serum
Key actives
Glycerin, Hyaluronic acid 2%, Pro-vitamin B5
Fragrance
None detected
Fungal-acne (Malassezia) safe
Likely, by the formula
Pregnancy
No flagged actives
Ingredients
16 listed
Typical price
~€8

How to use it

In the evening, and not every night — 2–3 times a week is plenty. Follow with a moisturiser, and wear sunscreen the next day.

Keep it away from

  • Retinoids (retinol, tretinoin)
  • Benzoyl peroxide
  • Other exfoliating acids the same night
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Free from

  • Fragrance-free
  • Alcohol-free
  • Silicone-free
  • Paraben-free

Best for

  • Dry
  • Dehydrated
  • Sensitive

Worth knowing

Nothing our knowledge base would flag: no high-comedogenic or pregnancy-caution actives here.

Common questions

Is The Ordinary Hyaluronic Acid 2% + B5 good for dry skin?

By our read of the formula, it suits dry, dehydrated, sensitive skin. The Ordinary Hyaluronic Acid 2% + B5 is a serum built around Glycerin, Hyaluronic acid and Pro-vitamin B5. It leans strongest on hydration, barrier repair. Best suited to dry, dehydrated and sensitive skin. Go slow — the active is potent enough to irritate if overused.

How do you use The Ordinary Hyaluronic Acid 2% + B5?

In the evening, and not every night — 2–3 times a week is plenty. Follow with a moisturiser, and wear sunscreen the next day.

What are the key ingredients in The Ordinary Hyaluronic Acid 2% + B5?

The actives that do the work are Glycerin, Hyaluronic acid, Pro-vitamin B5. The rest of the list is texture, preservatives and emulsifiers that hold the formula together.

Does The Ordinary Hyaluronic Acid 2% + B5 contain fragrance?

No. By our reading of the ingredient list it is fragrance-free, which is a plus for sensitive or reactive skin.

The full formula, decoded

Every ingredient on the label, in the order it appears (highest amount first). We link the 7 our library knows, name what each one does, and flag anything that can irritate or clog. The rest we leave plain, nothing is hidden.

  1. Aqua/WaterSolvent (base)
  2. Pentylene GlycolHumectant / solvent
  3. PropanediolHumectant
  4. Sodium Hyaluronate CrosspolymerHumectant
  5. PanthenolHumectant
  6. GlycerinHumectant
  7. Trisodium Ethylenediamine DisuccinateChelator (stabiliser)
  8. Citric AcidExfoliant
    mild irritant
  9. Isoceteth-20Emulsifier
  10. EthoxydiglycolSolvent
  11. EthylhexylglycerinPreservative booster
  12. Sodium ChlorideThickener (salt)
  13. Hexylene GlycolHumectant / solvent
  14. PhenoxyethanolPreservative
    mild irritant
  15. ChlorphenesinPreservative
Copy the raw INCI list

Aqua/Water, Sodium Hyaluronate, Pentylene Glycol, Propanediol, Sodium Hyaluronate Crosspolymer, Panthenol, Glycerin, Trisodium Ethylenediamine Disuccinate, Citric Acid, Isoceteth-20, Ethoxydiglycol, Ethylhexylglycerin, Sodium Chloride, Hexylene Glycol, Phenoxyethanol, Chlorphenesin

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We don't make or sell skincare of our own. So there's nothing here we're trying to push, just an honest read of whether this formula suits your skin.

Compare it with…

Chemical structure of Glycerin