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Skincare Ingredient

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Hydrogenated Lecithin

In Skincare: Is Hydrogenated Lecithin Safe? Comedogenic Rating & Side Effects

Comedogenicity (pore clogging)
1/5 — Very low risk
Safety (overall safety)
1/5 — Very low risk
Irritancy (skin irritation)
1/5 — Very low risk

Safety Information

Generally considered low hazard and non-irritating in cosmetics (CIR/EWG); rare sensitivity possible in very reactive skin. Hydrogenated lecithin is generally recognized as safe for use in cosmetic formulations, with limited reports of adverse reactions under normal use conditions.

Quick Insights

At a glance

  • 01

    Hydrogenated lecithin acts as a skin-conditioning emollient, helping to soften and smooth the skin.

  • 02

    This ingredient can improve the absorption of other skincare ingredients into the skin.

  • 03

    Hydrogenated lecithin functions as both a dispersing agent, which evenly distributes ingredients, and an emulsifier, which helps to blend oil and water.

  • 04

    Hydrogenated lecithin can be produced synthetically or sourced from plant or animal origins.

  • 05

    In its raw form, hydrogenated lecithin typically appears as a white to beige-gray powder.

  • 06

    The CIR Expert Panel considers hydrogenated lecithin safe for use in concentrations of 15% or less.

Key Benefits

What Hydrogenated Lecithin does for your skin

1 benefits
Hydration

Overview

Ingredient Profile

Hydrogenated lecithin, a synthetic or plant/animal-derived phospholipid, functions as an emulsifier, skin-conditioning agent, and dispersing agent in skincare formulations. Research suggests it can improve the absorption of other ingredients by enhancing their penetration through the skin's lipid barrier, often utilized in delivery systems like liposomes. Safety assessments indicate that concentrations up to 5% are considered safe for leave-on and rinse-off products, though its use is limited in inhaled formulations due to insufficient safety data.
Classifications
Emollient
Emulsifier
Suspending/Dispersing Agent

Data & Research

Scientific Facts

Lecithin is a naturally occurring substance found in all living organisms, particularly abundant in nervous tissue. It’s derived from sources such as soybeans, corn, and egg yolks. The specific fatty acid composition of lecithin can vary depending on its source.

Common Uses

Formulation in Hydrogenated Lecithin

Lecithin and hydrogenated lecithin are used in cosmetic formulations to improve the texture of products and aid in emulsion stability. They can help reduce flaking on skin and contribute to a smoother, more supple feel. Lecithin also assists in blending oil and water-based ingredients together effectively.

Role of Hydrogenated Lecithin

Active Cosmetic Mechanisms

SKIN CONDITIONING

Skin Enhancer

Maintains skin in good condition and improves its feel

SCIENTIFIC ANALYSIS

// Evidence: Skin conditioning ingredients enhance appearance, texture, and health of skin through various mechanisms. This broad category encompasses emollients, humectants, occlusives, and other agents that improve skin feel, appearance, and function. May work by moisturizing, smoothing, softening, or protecting skin. Effects include improved tactile properties, enhanced barrier function, and better overall skin condition.

SURFACTANT - EMULSIFYING

Emulsifying Surfactant

Blends oil and water phases into stable mixtures

SCIENTIFIC ANALYSIS

// Evidence: Emulsifying surfactants enable creation of stable oil-in-water or water-in-oil emulsions by positioning at oil-water interface, reducing interfacial tension. HLB (hydrophilic-lipophilic balance) determines emulsion type: HLB 3-6 for W/O, HLB 8-18 for O/W emulsions. Examples include polysorbate 80, ceteareth-20, glyceryl stearate. Mechanism involves forming interfacial film preventing droplet coalescence. Often used in combinations with co-emulsifiers (fatty alcohols) creating lamellar structures for enhanced stability.

Products

containing Hydrogenated Lecithin

6568 formulations
Enjoy Super Active Airy Sun Stick SPF 50+ PA++++
Enjoy Super Active Airy Sun Stick SPF 50+ PA++++
SCINIC · sunscreen
Revitalizing Treatment Softener
Revitalizing Treatment Softener
Shiseido · toning-essences
Enjoy All Round Airy Sun Stick SPF 50+ PA++++
Enjoy All Round Airy Sun Stick SPF 50+ PA++++
SCINIC · sunscreen

References

Scientific sources

[1]

International Journal of Toxicology, September 2020, pages 5S-25S

[2]

Nanocosmetics, June 2019, pages 95–140

[3]

Current Drug Delivery, 2016, pages 111–120

[4]

Pharmaceutical Research, February 2013, pages 538–55

Semantic Analysis

Similar Ingredients

Ingredients with similar chemical profiles and skincare properties.

Frequently Asked Questions

Hydrogenated Lecithin — common questions

What is Hydrogenated Lecithin in skincare?

Hydrogenated lecithin is a modified form of lecithin, a naturally occurring mixture of diglycerides (derived from stearic, palmitic, and oleic acids) linked to choline esters. The process of hydrogenation adds hydrogen atoms to the lecithin molecule, changing its physical properties – it transitions from a liquid to a semi-solid or paste.

What does Hydrogenated Lecithin do? / Functions of Hydrogenated Lecithin?

Common functions: SKIN CONDITIONING, SURFACTANT - EMULSIFYING.

What is the comedogenic rating of Hydrogenated Lecithin? / Is Hydrogenated Lecithin comedogenic?
1 1/5 — Very low risk

Hydrogenated Lecithin has a comedogenic rating of 1 out of 5. A rating of 1 means it is unlikely to clog pores.

Does it clog pores?
Unlikely to Clog Pores

Hydrogenated Lecithin is unlikely to clog pores (rating 1/5).

Is Hydrogenated Lecithin safe for skin?
1 1/5 — Very low risk

Hydrogenated Lecithin has a safety rating of 1 out of 5. A rating of 1 means it is generally considered safe for most skin types. Note: Generally considered low hazard and non-irritating in cosmetics (CIR/EWG); rare sensitivity possible in very reactive skin. Hydrogenated lecithin is generally recognized as safe for use in cosmetic fo

Is Hydrogenated Lecithin good for sensitive skin?
1 1/5 — Very low risk

Hydrogenated Lecithin has an irritancy rating of 1 out of 5. A rating of 1 means it is generally well-tolerated.

What are the side effects of Hydrogenated Lecithin in skincare?

Known considerations: Generally considered low hazard and non-irritating in cosmetics (CIR/EWG); rare sensitivity possible in very reactive skin. Hydrogenated lecithin is generally recognized as safe for use in cosmetic formulations, with limited reports of adverse reactions under normal use conditions.

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