Ingredient glossary
Ceramide 3
On your shelf ✓What Ceramide 3 does for your skin, who it suits, and what to watch for.
INCI: Ceramide NP
In short: Ceramide 3 delivers barrier support and hydration, suits most skin types, and the evidence behind it is strong.
- What it does
- Barrier support, hydration
- Best for
- Most skin types
- Evidence
- Strong
- How long
- Never measured
The molecule
The Glow take
One of the ingredients I trust most.
When your goal is repairing a stressed moisture barrier, Ceramide 3 delivers, and the research properly backs it up. Gentle enough that most skin types can reach for it.
— Maya
What it does
- barrier support
- hydration
strong evidenceSkin-identical lipid with strong support for restoring and maintaining a healthy barrier when combined with cholesterol and fatty acids.
Why we say this
- CIR safety review Safety Assessment of Ceramides as Used in Cosmetics 2020
The ceramide family, at a glance
3 ceramide entries in the base, Ceramide 3 among them. 2 of the 3 are a supporting active.
- Ceramide 3584 Da
- Ceramide 6-II600 Da
- Ceramide 1993 Da
How much do you need?
Not established
No human trial pins a dose. The reasoning is below, and it is the honest answer.
Why we say this
- No human trial states a concentration of ceramide NP and tests it against a base without it.
- Every controlled reading is of a lipid mixture: a cream enriched with ceramide NP of several chain lengths restored barrier recovery, integrity and hydration against its vehicle on the steroid-damaged forearms of 27 men (Lim 2022, percentage not given); a multivesicular emulsion carrying ceramides NP and AP with cholesterol and fatty acids improved barrier integrity over a glycerine emulsion in 58 adults after 28 days (Andrew 2025, percentage not given); a ceramide 3 emollient was not shown to beat a plain control emollient after tape stripping in 13 volunteers (Kucharekova 2002).
- Products list it below 1% and nothing published says whether that is enough.
Who it's for, and who should skip it
Tends to suit
- dry
- sensitive
- all
Approach with care
No specific group flagged to avoid it.
- Clogs poresLow
- Irritation riskLow
How it fits each skin type
- DrySuits
- CombinationSuits
- OilySuits
- SensitiveSuits
Where it fits in your routine
Nobody has published how long this takes to work.
What is known, and what is missing
- Measured on: barrier function (TEWL) and eczema severity in barrier-impaired skin.
- The only timing data is Chamlin's 24-child study, and reading it closes the question rather than answering it: open-label with no control arm, every child continued their existing tacrolimus or corticosteroid and merely swapped moisturiser, so the improvement in 22 of 24 SCORAD scores by the first three-week visit is a change over time in already-treated children, not a separation from anything.
- Without a comparator there is nothing for a first-significant claim to be significant against.
- The intervention was also a ceramide plus cholesterol plus free-fatty-acid emulsion at a defined molar ratio, and the same laboratory's lipid-ratio work shows the proportions do the work - a wrong-ratio mixture delays recovery - so the three weeks belongs to the blend rather than to ceramide NP, which no study has tested alone with timed endpoints.
- This row sits exactly where ceramide AP and ceramide EOP already sit in this column and should read the same.
PMID:12140465 (Chamlin SL, Kao J, Frieden IJ, Sheu MY, Fowler AJ, Fluhr JW, Williams ML, Elias PM. Ceramide-dominant barrier repair lipids alleviate childhood atopic dermatitis. J Am Acad Dermatol 2002;47(2):198-208) - open-label, no control, adjunct to ongoing therapy, three-lipid emulsion. No study isolates ceramide NP with timed endpoints.
Plays well with
- cholesterol
- fatty acids
- niacinamide
Ceramide 3, answered
Is Ceramide 3 safe during pregnancy?
Yes. Ceramide 3 is considered safe to use during pregnancy and breastfeeding. As with anything, if you are unsure it is worth a quick word with your doctor or midwife.
Who should avoid Ceramide 3?
No specific group is flagged to avoid Ceramide 3. It is well tolerated by most skin. Still, introduce anything new one product at a time.
What concentration of Ceramide 3 actually works?
Its concentration is rarely printed on the label, so use the ingredient list as your clue: near the top third it is likely doing real work, near the bottom it is more of a sprinkle.
Can you mix Ceramide 3 with
2 pairings built.
This, for every label you own
One ingredient is easy. A full label is where it gets confusing. The Ingredient Decoder reads any product and tells you the honest truth, ingredient by ingredient.
Sources & how we reviewed this
- CIR safety review Safety Assessment of Ceramides as Used in Cosmetics 2020summary page only, the document itself was not read
What changed on this page
- : redness support score, redness basis, redness source
- : whether it feeds Malassezia
- : what the EU regulates