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Glycerin (Glycerol): Benefits for Skin and Hair

Quick Facts

  • Chemical Name: Glycerol
  • INCI Name: Glycerin
  • Source: Can be plant-derived or synthetic; Natural Escapes Body uses vegetable glycerin
  • Benefits: Powerful humectant hydration, improved softness, smoother texture, and support for dry-skin formulas
  • Best Uses: Lotions, creams, face care, body wash, shampoo, conditioner and foot care

Overview

Glycerin, also called glycerol, is one of the most proven and dependable humectants in skin care. Its three hydroxyl groups bind water extremely well, helping pull moisture into the outer layers of the skin and keep them hydrated. That is why glycerin is such an important part of our aloe-first formulas: aloe provides the water-rich base, while glycerin helps skin hold onto that moisture.

What the Science Says

  • Hydration: In a double-blind study of 17 healthy volunteers, a cream containing 20% glycerin significantly increased skin hydration after 10 days of use.
  • Humectant performance: Controlled human studies show that glycerol increases stratum-corneum hydration and can improve the way the outer skin layer handles water.
  • Dry-skin formulas: In a randomized crossover study of 51 volunteers with dry skin, glycerol was the component responsible for increasing skin moisture, while petrolatum provided the stronger TEWL-reducing effect. Together they produced a more complete emollient benefit.
  • Longer-term moisturizers: Randomized moisturizer studies have repeatedly shown that glycerin-containing formulas improve hydration, visible dryness and skin-barrier performance when used consistently.

Key Compounds / Chemistry

  • Humectant action: Attracts and binds water in the stratum corneum.
  • Improved flexibility: Well-hydrated outer skin is softer, smoother and less prone to feeling tight or rough.
  • Formula synergy: Works especially well with aloe, panthenol, ceramides and plant oils because humectants and emollients solve different parts of dry skin.

Skin Benefits

  • Provides immediate and lasting hydration.
  • Helps dry, rough and crepey-looking skin feel softer and smoother.
  • Reduces the tight, uncomfortable feeling associated with dehydration.
  • Helps moisturizers perform better by holding water in the outer skin layers.
  • Pairs beautifully with oils and ceramides to create richer, more complete moisturization.

Hair & Scalp Benefits

  • Adds lightweight moisture to shampoo and conditioner formulas.
  • Helps dry hair feel softer and more flexible.
  • Improves slip and manageability without adding heavy oil.
  • Helps support a more comfortable-feeling dry scalp when used in a balanced formula.

Why Natural Escapes Body Uses It

We use vegetable glycerin because it gives our formulas a kind of hydration that oils alone cannot provide. Oils soften and condition, but glycerin helps the skin actually hold onto water. In our lotions, face cream, foot care and cleansing products, it works with aloe vera juice, panthenol, ceramides and plant oils to leave skin feeling softer, smoother and more comfortable for longer.

Read our full guide: Glycerin for Skin: Benefits for Dry, Mature & Crepey Skin.

Products Featuring This Ingredient

Related Guides

Safety Notes

  • Glycerin is widely used and generally very well tolerated in cosmetics.
  • Finished formulas matter: glycerin works best when combined with water, emollients and other moisturizing ingredients rather than used neat on the skin.
  • Very high concentrations can feel sticky, which is one reason formulators balance glycerin with the rest of the formula.
  • The common claim that glycerin “pulls water out of your skin” in dry climates is oversimplified; well-formulated moisturizers are designed to balance humectants with water and emollient ingredients.

FAQs

Why is glycerin so good for dry skin?

Because it binds water in the outer skin layers. That helps reduce the dry, tight feeling that oils alone cannot fully address.

Is glycerin natural?

It can be plant-derived or synthetic. Natural Escapes Body uses vegetable glycerin to align with our vegan formulation approach.

Is glycerin good for mature or crepey-looking skin?

Yes. By increasing hydration, glycerin helps dry, crepey-looking skin feel softer, smoother and more flexible, especially when paired with emollient oils and barrier-supportive ingredients.

Scientific References

  1. The influence of a cream containing 20% glycerin and its vehicle on skin barrier properties.
  2. Effects of water activity and low molecular weight humectants on skin permeability and hydration dynamics.
  3. Combined effects of glycerol and petrolatum in an emollient cream: randomized, double-blind crossover study.
  4. Randomized studies of niacinamide/glycerin body moisturizers and stratum-corneum integrity.