Hydrating · Serum
Betaine
Also listed as: trimethylglycine
Osmolyte humectant, also reduces surfactant irritation in cleansers.
Humectants such as hyaluronic acid and glycerin draw water into the skin, so it looks plump instead of dry and papery.
- Targets: dryness, sensitivity
Pairs well with
More hydrating actives
Other serum ingredients
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Guidance based on ingredient data, not medical advice.