Ingredient review

Lauryl/Myristyl Benzoate

INCI: Lauryl/Myristyl Benzoate

A lightweight, non-greasy emollient that softens skin and improves product texture without clogging pores.

beautyskincareemollient

In plain English

Lauryl/Myristyl Benzoate is a synthetic oil-like ingredient made from benzoic acid and fatty alcohols. It spreads easily on the skin, leaving a silky, smooth feel without heavy greasiness. It's often used in moisturizers and sunscreens to improve texture and help other ingredients glide on.

Review score

Safety, usefulness, and evidence

4.2Good
4.2/ 5

Strong fit for many routines

The evidence base is useful, but some claims depend heavily on the formula.

Risk flags are low for most users, though the finished product can still irritate.

Source
synthetic
Evidence
moderate
Irritation
low
Clogging risk
low
How reviews are scored

Quick decision guide

Easy yes for most routines

Lauryl/Myristyl Benzoate is generally a lower-concern ingredient when the full formula suits your skin.

Plain-English read

Treat this as a practical screening step before you compare products that contain this ingredient.

  1. Step 1Start with the score, then check the irritation and clogging risk before judging Lauryl/Myristyl Benzoate.
  2. Step 2Use the "Best for" and "Use caution if" sections to match the ingredient to your skin, not just to a marketing claim.
  3. Step 3If a product stings, breaks you out, or worsens irritation, judge the finished formula and stop using it even if the ingredient scores well.

Score terms in plain English

Irritation risk

low

Less likely to sting, burn, or bother most users, though sensitive skin can still react.

Clogging risk

low

Less likely to feel heavy or contribute to clogged pores for most skin types.

Evidence level

moderate

There is useful support, but formula details and claim strength still matter.

What it is

A synthetic ester created by combining benzoic acid with lauryl and myristyl alcohols. It functions as an emollient and skin conditioning agent.

How it works

It sits on the skin's surface, filling in gaps between skin cells to create a smooth, soft feel. It also helps other ingredients spread evenly and can reduce the whitish residue (whitening effect) sometimes seen in sunscreens.

Pros

Lightweight feel

Unlike heavier oils, it absorbs quickly and leaves a silky finish, making it ideal for daytime moisturizers and sunscreens.

Low pore-clogging risk

Rated low on the comedogenic scale, so it's generally safe for acne-prone skin when used in properly formulated products.

Cons and cautions

Synthetic origin

It is not a natural or plant-derived ingredient, which may be a drawback for those seeking exclusively natural formulations.

Rare sensitivity

While very uncommon, a small number of people may experience mild irritation or allergic reaction to benzoate esters.

Best for

  • People with normal to oily skin who prefer lightweight textures
  • Anyone looking for a non-comedogenic emollient in moisturizers or sunscreens

Use caution if

  • Those with known allergy or sensitivity to benzoate esters (very rare)

Usage tips

Look for it in lightweight lotions or gel-creams if you dislike heavy, greasy textures.
It pairs well with sunscreen actives to reduce the chalky white cast.

Safety summary

Lauryl/Myristyl Benzoate is considered safe for use in cosmetics. It has low irritation and sensitization potential. Regulatory bodies like the CIR have reviewed it and found it safe at concentrations typically used in leave-on and rinse-off products.

Research notes

Safety assessments by the Cosmetic Ingredient Review (CIR) panel have concluded that lauryl/myristyl benzoate is safe as a cosmetic ingredient. Studies indicate low acute toxicity, minimal skin irritation, and no significant sensitization. Its emollient properties are well-documented in formulation science.

Common label clues

Typical concentration
1% to 10%
Regulatory status
Approved for use in cosmetics in the EU, US, and many other regions. The Cosmetic Ingredient Review (CIR) panel has deemed it safe as used.
Common uses
Moisturizers, Sunscreens, Foundations, Lip products, Hair conditioners
Environmental note
As a synthetic ester, it is not biodegradable in the same way as natural oils, but it is not known to be a significant environmental concern at typical usage levels.

Good to know

  • Lauryl/Myristyl Benzoate is often used as a replacement for silicone oils in 'silicone-free' formulations.
  • It is stable and does not easily oxidize, helping extend product shelf life.

Common questions

What is Lauryl/Myristyl Benzoate in beauty products?

Lauryl/Myristyl Benzoate is a synthetic oil-like ingredient made from benzoic acid and fatty alcohols. It spreads easily on the skin, leaving a silky, smooth feel without heavy greasiness. It's often used in moisturizers and sunscreens to improve texture and help other ingredients glide on.

What does Lauryl/Myristyl Benzoate do in a beauty product?

It sits on the skin's surface, filling in gaps between skin cells to create a smooth, soft feel. It also helps other ingredients spread evenly and can reduce the whitish residue (whitening effect) sometimes seen in sunscreens.

Is Lauryl/Myristyl Benzoate safe for most people?

Lauryl/Myristyl Benzoate is considered safe for use in cosmetics. It has low irritation and sensitization potential. Regulatory bodies like the CIR have reviewed it and found it safe at concentrations typically used in leave-on and rinse-off products.

Who should be careful with Lauryl/Myristyl Benzoate?

Those with known allergy or sensitivity to benzoate esters (very rare)

Research sources

Cosmetic Ingredient Review (CIR) Safety AssessmentOpenPubChem Compound SummaryOpenEuropean Chemicals Agency (ECHA) InformationOpen

Ingredient reviews are educational and are not medical advice. Patch test new products and ask a licensed clinician about persistent irritation, allergies, pregnancy-specific questions, or diagnosed skin conditions.