La Roche-Posay Hyalu B5 Hyaluronic Acid Serum vs The Ordinary Hyaluronic Acid 2% + B5
Neither serum relies on a targeted treatment active; both are about comfort and skin support. They share Hyaluronic Acid and Panthenol, so texture, price and the rest of the formula decide it.
Two molecular weights of hyaluronic acid with panthenol and madecassoside. Designed for visible fine-line plumping on dehydrated skin — works best on damp skin sealed with moisturiser. Fragrance-free.
A water-based humectant serum combining three molecular weights of hyaluronic acid with a crosspolymer and panthenol. Surface and deeper-layer hydration in one step. Apply to damp skin and seal with moisturiser — on bare dry skin, HA can pull water outward and make things worse.
Which should you choose?
Both lean on Hyaluronic Acid and Panthenol for hydration and support. La Roche-Posay Hyalu B5 Hyaluronic Acid Serum adds Centella Asiatica. On price, The Ordinary Hyaluronic Acid 2% + B5 is the less expensive option (Budget versus Mid-range).
What they share
These hero actives appear in both formulas:
Ingredient stacks, side by side
La Roche-Posay Hyalu B5 Hyaluronic Acid Serum — top of the list
- Aqua / Water~50–80%
- Glycerin~5–25%
- Madecassoside~1–2%
- Tromethamine~1–2%
- Propylene Glycol~1–2%
The Ordinary Hyaluronic Acid 2% + B5 — top of the list
- Aqua (Water)~50–80%
- Pentylene Glycol~1–2%
● marks ingredients that appear near the top of both lists. Percentages are positional estimates from INCI order, not disclosed doses.
The specs
| La Roche-Posay Hyalu B5 Hyaluronic Acid Serum | The Ordinary Hyaluronic Acid 2% + B5 | |
|---|---|---|
| Category | Serum | Serum |
| Price tier | Mid-range | Budget |
| Best for | Dryness, Damaged Barrier | Dryness, Damaged Barrier |
| Usage notes | Morning or evening | Morning or evening |
| Shared hero actives | Hyaluronic Acid and Panthenol | |
Common questions
Is the La Roche-Posay Hyalu B5 Hyaluronic Acid Serum or The Ordinary Hyaluronic Acid 2% + B5 better?
What's the difference between the La Roche-Posay Hyalu B5 Hyaluronic Acid Serum and The Ordinary Hyaluronic Acid 2% + B5?
Are the La Roche-Posay Hyalu B5 Hyaluronic Acid Serum and The Ordinary Hyaluronic Acid 2% + B5 dupes for each other?
Can I use the La Roche-Posay Hyalu B5 Hyaluronic Acid Serum and The Ordinary Hyaluronic Acid 2% + B5 together?
Related comparisons
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