Best For Skin Types
All, Dry, Combination
Addresses
Usage Frequency
Daily
What Is Hydroxypropylammonium Gluconate?
Hydroxypropylammonium gluconate is a humectant ingredient created by combining a natural sugar (glucose) with an amino acid derivative. It functions primarily to attract and retain water within the skin's outer layers, helping to maintain hydration levels throughout the day.
As a conditioning agent, it also helps to soften the skin's surface and improve the feel and spreadability of skincare formulations. It is found in a small percentage of skincare products, typically used at modest concentrations in moisturisers, serums, and hydrating treatments.
How It Works
Hydroxypropylammonium gluconate is a humectant, meaning it has an affinity for water molecules. When applied to skin, it draws moisture from the deeper layers of the dermis and from the surrounding environment into the epidermis, helping to plump the stratum corneum and improve hydration.
The amino acid component may also support the skin's natural conditioning properties, contributing to a softer, more supple appearance. These mechanisms work best in environments with adequate humidity; in very dry conditions, humectants can sometimes draw moisture from deeper skin layers if occlusive ingredients are not also present.
Clinical Evidence & References
Published clinical research specific to hydroxypropylammonium gluconate is limited. However, as a humectant derived from natural sugars and amino acids, it aligns with established knowledge about how such compounds support skin hydration and barrier function.
The ingredient is generally recognised as safe for use in cosmetics and is well-tolerated by most skin types. Further research would help clarify its efficacy compared to other established humectants such as glycerol or hyaluronic acid.
How to Use
Hydroxypropylammonium gluconate is most effective when used in products applied to damp skin, as this maximises its humectant capacity to draw moisture into the skin. Layer it beneath an occlusive moisturiser or facial oil to seal in hydration, particularly in dry or cold climates. It can be used daily as part of your regular skincare routine.
Safety & Precautions
Frequently Asked Questions
From the Clinic
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Synthetic ingredient that serves to hydrate skin Helps maintain a normal moisture balance in skin's uppermost layers
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A conditioning agent that helps skin retain moisture and maintain its natural barrier
Hydroxypropylgluconamide
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