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A substance that promotes retention of moisture.
Promoting retention of moisture.

[From Latin hūmectāns, hūmectānt-, present participle of hūmectāre, to moisten, from hūmectus, moist, from hūmēre, to be moist.]


(Chemistry) producing moisture
(Chemistry) a substance added to another substance to keep it moist
[C17: from Latin ūmectāre to wet, from ūmēre to be moist, from ūmor moisture; see humour]


(hyuˈmɛk tənt; often yu-)

1. a substance that absorbs or helps another substance retain moisture, as glycerol.
2. moistening; diluting.
[1650–60; < Latin hūmectant-, s. of (h)ūmectāns, present participle of (h)ūmectāre to moisten, derivative of (h)ūmectus moist, damp]
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.humectant - any substance that is added to another substance to keep it moist
substance - a particular kind or species of matter with uniform properties; "shigella is one of the most toxic substances known to man"
propanediol, propylene glycol - a sweet colorless, viscous, hygroscopic liquid used as an antifreeze and in brake fluid and also as a humectant in cosmetics and personal care items although it can be absorbed through the skin with harmful effects
References in periodicals archive ?
The EQius products are made using specially engineered sorbents that can act as humectants (desorbers) and desiccants (adsorbers) simultaneously, maintaining a particular equilibrium relative humidity inside product packaging.
It contains only organic ingredients and natural humectants.
Humectants are the sponges of the skin--drawing water from the environment and atmosphere or from the dermis and underlying tissues.
The formula selectively enhances penetration and absorption of moisturizing humectants and emollients, explained Aubio, which noted that an application of the formula to lips produces a skin feel that the user senses immediately.
She explained that some moisturizers only contain humectants or ingredients that trap the moisture and penetrate deeper into the skin to make it smoother.
Some examples of humectants include hyaluronic acid and glycerin.
2014), who reported that the pH values of reconstructed duck jerky without humectants were in the range of 5.
Skinfix says its proprietary blend of natural humectants and emollient botanical oils nourishes the skin barrier--helping to improve overall skin health --and leaves skin feeling soft, smooth and supple.
It will enhance the feel of most humectants (including glycerin at elevated levels), and provide an elegant silicone like slip/feel, without the need to use silicones.
The scientists used a type of preservative known as humectants, which include various kinds of gels and sugars, also honey, to keep food moist by binding to water and locking it into the rest of the ingredients.
Examples include curing agents for hydrogels in medical products, personal care formulations, exfoliants, humectants, thickeners, anti-irritants, antimicrobials, lubricants, emulsifiers, delivery agents, coatings, and surfactants.
Olay Regenerist Night Renewal Elixir was developed as a tailor-made 'powerhouse' of ingredients including Olay Regenerist's signature penta-peptides, glycolic acid, humectants, anti-oxidants and skin soothers and conditioners -- all ideal for night-time use.