Ingredient review

Butylbenzamido Methylhydroxybenzamide

INCI: T-BUTYLBENZAMIDO METHYLHYDROXYLBENZAMIDE

A synthetic ingredient that aims to relax facial muscles and soften expression lines, offering a non-invasive alternative to injectables.

beautyskincareanti-aging

In plain English

This ingredient is a lab-made molecule designed to temporarily relax the tiny muscles under your skin that cause expression wrinkles, like crow's feet or frown lines. It works in a similar way to Botox but is applied as a cream or serum, not injected. The effect is milder and temporary, so you need to keep using the product to maintain results.

Review score

Safety, usefulness, and evidence

3.8Good
3.8/ 5

Potentially useful with some tradeoffs

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

Useful, but context matters

Butylbenzamido Methylhydroxybenzamide 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 Butylbenzamido Methylhydroxybenzamide.
  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 peptide-mimetic compound that inhibits the release of neurotransmitters at the neuromuscular junction, reducing muscle contractions that cause dynamic wrinkles.

How it works

When applied topically, it penetrates the skin and interferes with the signaling between nerves and facial muscles, leading to a temporary relaxation of those muscles. This reduces the appearance of fine lines and wrinkles caused by repeated expressions like smiling or frowning.

Pros

Non-invasive wrinkle reduction

Provides a topical option to soften expression lines without needles or downtime, making it accessible for daily use.

Easy to incorporate into routine

Can be added to serums or creams and used alongside other anti-aging ingredients like retinol or vitamin C.

Cons and cautions

Temporary results

Effects wear off within hours to days, so you must apply the product consistently to see ongoing benefits.

Milder than injectables

For deep wrinkles or strong muscle movement, this ingredient may not provide the same level of smoothing as Botox.

Best for

  • People with fine to moderate expression lines
  • Those seeking a non-invasive anti-aging option

Use caution if

  • Individuals with very deep or static wrinkles
  • Anyone allergic to synthetic peptides

Usage tips

Apply to clean, dry skin before heavier creams to maximize absorption.
Use consistently twice daily for best results, as effects are short-lived.

Safety summary

Generally considered safe for topical use at recommended concentrations. Mild irritation is rare. Avoid contact with eyes.

Research notes

Clinical studies show modest improvement in wrinkle depth and appearance with regular use, but more independent research is needed to confirm long-term efficacy.

Common label clues

Typical concentration
0.1% to 1%
Regulatory status
Approved for cosmetic use in most regions including the EU and US, with no known restrictions at typical concentrations.
Common uses
Anti-aging serums, Eye creams, Wrinkle treatments
Environmental note
Synthetically produced, so it does not rely on natural resource extraction, but its environmental impact is not well-studied.

Good to know

  • Often combined with other peptides for synergistic anti-aging effects.
  • Not a substitute for sunscreen or other sun protection measures.

Common questions

What is Butylbenzamido Methylhydroxybenzamide in beauty products?

This ingredient is a lab-made molecule designed to temporarily relax the tiny muscles under your skin that cause expression wrinkles, like crow's feet or frown lines. It works in a similar way to Botox but is applied as a cream or serum, not injected. The effect is milder and temporary, so you need to keep using the product to maintain results.

What does Butylbenzamido Methylhydroxybenzamide do in a beauty product?

When applied topically, it penetrates the skin and interferes with the signaling between nerves and facial muscles, leading to a temporary relaxation of those muscles. This reduces the appearance of fine lines and wrinkles caused by repeated expressions like smiling or frowning.

Is Butylbenzamido Methylhydroxybenzamide safe for most people?

Generally considered safe for topical use at recommended concentrations. Mild irritation is rare. Avoid contact with eyes.

Who should be careful with Butylbenzamido Methylhydroxybenzamide?

Individuals with very deep or static wrinkles Anyone allergic to synthetic peptides

Research sources

Cosmetic Ingredient Review (CIR) Safety AssessmentOpenPubMed Study on Topical Anti-Wrinkle PeptidesOpenINCI Database EntryOpen

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.