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Can you use The Ordinary Hyaluronic Acid 2% + B5 with The Ordinary Retinol 1% in Squalane?

Yes

Their key actives have no known conflict.

Based on 3 active-ingredient pairings, listed below.

Strength matters here

With the 1% retinol, the brand's high-strength option, the hyaluronic acid serum is there to offset dryness. If you are new to retinol, the same routine with the moderate 0.5% is gentler: Retinol 0.5% with hyaluronic acid 2% + B5.

How to use them

  1. Apply the thinner, more watery product first, then the thicker one.
  2. Finish with moisturizer, and sunscreen in the morning.

Every active pairing checked

ActivesVerdictWhy
Hyaluronic Acid + retinolYesYes. Hyaluronic acid is an easy, gentle partner for retinol.
Hyaluronic Acid + squalaneYesYes. Hyaluronic acid and squalane can be used together.
Panthenol + retinolYesYes. Panthenol is a good soothing partner for retinol.

What's in each product

Key actives

The Ordinary Hyaluronic Acid 2% + B5

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Key actives

The Ordinary Retinol 1% in Squalane

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Actives read from each brand's published ingredient list (as transcribed on INCIDecoder and INCIDecoder). Formulas change; check your bottle.

Sources

  1. Kafi R, et al. Improvement of naturally aged skin with vitamin A (retinol). Arch Dermatol. 2007;143(5):606-612.
  2. Mukherjee S, et al. Retinoids in the treatment of skin aging: an overview of clinical efficacy and safety. Clin Interv Aging. 2006;1(4):327-348.
  3. Papakonstantinou E, Roth M, Karakiulakis G. Hyaluronic acid: a key molecule in skin aging. Dermatoendocrinol. 2012;4(3):253-258.
  4. Pavicic T, et al. Efficacy of cream-based novel formulations of hyaluronic acid of different molecular weights in anti-wrinkle treatment. J Drugs Dermatol. 2011;10(9):990-1000.
  5. Zanchetta C, Scandolera A, Reynaud R. Hyaluronic Acid in Topical Applications: The Various Forms and Biological Effects of a Hero Molecule in the Cosmetics Industry. Biomolecules. 2025;15(12):1656.
  6. U.S. Food and Drug Administration. Dermal Fillers (Soft Tissue Fillers). Content current as of 07/06/2023.
  7. Fiume M, et al. Squalane and squalene. Int J Toxicol. 2023;42(3 Suppl):107S-109S.
  8. Huang ZR, Lin YK, Fang JY. Biological and pharmacological activities of squalene and related compounds: potential uses in cosmetic dermatology. Molecules. 2009;14(1):540-554.
  9. Proksch E, et al. Topical use of dexpanthenol: a 70th anniversary article. J Dermatolog Treat. 2017;28(8):766-773.
  10. Gorski J, et al. Dexpanthenol in wound healing after medical and cosmetic interventions (postprocedure wound healing). Pharmaceuticals (Basel). 2020;13(7).
  11. INCIDecoder. The Ordinary Hyaluronic Acid 2% + B5: ingredient list.
  12. INCIDecoder. The Ordinary Retinol 1% in Squalane: ingredient list.
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