Ingredient review
Dimethyl Lauroyl Lysine
INCI: Dimethyl Lauroyl Lysine
A silky, skin-friendly powder that improves product feel without clogging pores.
In plain English
Dimethyl Lauroyl Lysine is a fine, white powder made from a natural amino acid (lysine) and a fatty acid from coconut oil. It is added to makeup and skincare to give a silky, smooth feel, help powders stick together, and reduce shine without making the product greasy. Think of it as a gentle, non-irritating ingredient that makes powders feel soft and glide on easily.
Review score
Safety, usefulness, and evidence
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
- semi synthetic
- Evidence
- moderate
- Irritation
- low
- Clogging risk
- low
Quick decision guide
Useful, but context matters
Dimethyl Lauroyl Lysine 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.
- Step 1Start with the score, then check the irritation and clogging risk before judging Dimethyl Lauroyl Lysine.
- Step 2Use the "Best for" and "Use caution if" sections to match the ingredient to your skin, not just to a marketing claim.
- 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
lowLess likely to sting, burn, or bother most users, though sensitive skin can still react.
Clogging risk
lowLess likely to feel heavy or contribute to clogged pores for most skin types.
Evidence level
moderateThere is useful support, but formula details and claim strength still matter.
What it is
A semi-synthetic derivative of the amino acid lysine, combined with lauric acid (a fatty acid from coconut oil). It is produced through a chemical reaction that creates a fine, spherical powder.
How it works
In a cosmetic formula, the tiny spherical particles of Dimethyl Lauroyl Lysine act like microscopic ball bearings, reducing friction and giving a silky, smooth feel on the skin. It also helps absorb excess oil and provides a matte finish, while improving the adhesion of powders to the skin.
Pros
Silky feel
Creates a luxurious, smooth texture on the skin that makes powders feel soft and easy to blend.
Non-comedogenic
Does not clog pores, making it a safe choice for acne-prone or sensitive skin types.
Cons and cautions
Higher cost
More expensive than common alternatives like talc or silica, which can increase product price.
Limited oil control
Provides a soft matte finish but may not be as effective at absorbing excess oil as silica or kaolin clay.
Best for
- Anyone who wants a silky, smooth powder finish
- Those with sensitive or acne-prone skin looking for a non-comedogenic powder
Use caution if
- Those who prefer a very matte, oil-absorbing finish (silica may be better)
Usage tips
Safety summary
Dimethyl Lauroyl Lysine is considered very safe for cosmetic use. It has low irritation and comedogenic potential, and is not known to cause allergic reactions. It is not absorbed through the skin in significant amounts.
Research notes
Research on Dimethyl Lauroyl Lysine is limited but consistent. Studies show it is non-irritating and non-sensitizing in human patch tests. Its safety is supported by its use in many cosmetics and its similarity to naturally occurring amino acids.
Common label clues
- Typical concentration
- 1–10%
- Regulatory status
- Approved for use in cosmetics globally, including by the EU and FDA, with no known restrictions.
- Common uses
- Powders, Foundations, Pressed Powders, Eye Shadows, Blushes
- Environmental note
- Derived from renewable sources (coconut oil and lysine), and is biodegradable, making it a more sustainable choice than some synthetic powders.
Good to know
- Often used in high-end cosmetics for its premium feel.
- Considered a 'green' alternative to microplastics like nylon-12.
Common questions
What is Dimethyl Lauroyl Lysine in beauty products?
Dimethyl Lauroyl Lysine is a fine, white powder made from a natural amino acid (lysine) and a fatty acid from coconut oil. It is added to makeup and skincare to give a silky, smooth feel, help powders stick together, and reduce shine without making the product greasy. Think of it as a gentle, non-irritating ingredient that makes powders feel soft and glide on easily.
What does Dimethyl Lauroyl Lysine do in a beauty product?
In a cosmetic formula, the tiny spherical particles of Dimethyl Lauroyl Lysine act like microscopic ball bearings, reducing friction and giving a silky, smooth feel on the skin. It also helps absorb excess oil and provides a matte finish, while improving the adhesion of powders to the skin.
Is Dimethyl Lauroyl Lysine safe for most people?
Dimethyl Lauroyl Lysine is considered very safe for cosmetic use. It has low irritation and comedogenic potential, and is not known to cause allergic reactions. It is not absorbed through the skin in significant amounts.
Who should be careful with Dimethyl Lauroyl Lysine?
Those who prefer a very matte, oil-absorbing finish (silica may be better)
Research sources
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.