Ingredient glossary

Phytosphingosine

What Phytosphingosine does for your skin, who it suits, and what to watch for.

INCI: Phytosphingosine · Also: PHS

Solid and proven

In short: Phytosphingosine delivers hydration and barrier support, suits dry skin best, and the evidence behind it is strong.

What it does
Hydration, barrier support
Best for
Dry skin
Evidence
Strong
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The molecule

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Chemical structure of Phytosphingosine (Phytosphingosine)

No 3D model for this one. PubChem builds 3D models only for smaller, more rigid molecules and publishes none for this one, so the flat diagram is all there is.

The Glow take

Genuinely worth a spot in your routine.

When your goal is repairing a stressed moisture barrier, Phytosphingosine pulls genuine weight, and the research properly backs it up. It tends to suit dry skin best.

— Maya

What it does

  • hydration
  • barrier support
  • anti acne

strong evidenceStudies show antimicrobial and anti inflammatory effects, increased filaggrin and natural moisturizing factor, and integration into ceramide structures; the data cover barrier and acne rather than long term anti aging outcomes.

Who it's for, and who should skip it

Tends to suit

  • acne prone
  • compromised barrier
  • dehydrated
  • mature

Approach with care

  • rare allergy
  • Irritation riskLow

How it fits each skin type

  • DrySuits
  • CombinationNeutral
  • OilyNeutral
  • SensitiveNeutral

Often chosen for acne prone, compromised barrier, mature. Take extra care if any of these apply to you: rare allergy.

Where it fits in your routine

WhenMorning or evening
Where in the orderAfter cleansing, before your moisturizer

Plays well with

Phytosphingosine, answered

Is Phytosphingosine safe during pregnancy?

Yes. Phytosphingosine 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 Phytosphingosine?

Approach Phytosphingosine with care if any of these apply to you: rare allergy.

What concentration of Phytosphingosine 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.

Does it clog pores?

0/5
Non-comedogenic

No standardized comedogenic rating published; treated as 0 here.

  • This rating comes from old lab tests on the isolated ingredient, not the finished product.
  • The full formula, how much is used, and your own skin all matter more than one number.
  • If you are acne-prone it is worth noticing, not a reason to avoid it on sight.

This, for every label you own

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Sources & how we reviewed this

Last reviewed July 2026. Educational information about a cosmetic ingredient, not medical advice.