Panthenol
Also known as: Pro-Vitamin B5, Dexpanthenol, Vitamin B5
What It Is
The alcohol form of pantothenic acid (Vitamin B5). A widely used humectant and skin-conditioning agent that converts to pantothenic acid once absorbed by skin.
What It Does
Attracts and retains moisture, soothes irritated skin, supports barrier repair, and improves skin texture and softness.
Best For
Benefits
- Humectant that both draws and retains moisture
- Converts to pantothenic acid in the skin, supporting ceramide synthesis
- Anti-inflammatory — soothes irritation and redness
- Accelerates barrier repair — used in post-procedure skincare
- Compatible with actives and barrier-disruptive ingredients
When to Be Careful
- A few people with specific sensitivities report reactions, though it is extremely rare
Panthenol is beloved in the skincare community because it does multiple things well — it hydrates, it soothes, and it supports barrier repair — without the risk profile of actives. It's a workhorse that improves virtually every formula it's in.
People underestimate it as just a basic moisturizing ingredient. The fact that it converts to pantothenic acid and supports ceramide synthesis makes it genuinely barrier-supportive — not just surface hydrating.
Works in any step — serum, moisturizer, cleanser, or specialized barrier treatment. It's a versatile formulation ingredient more than a step-specific active.
All skin types. Particularly useful during active phases (retinol, exfoliants) and post-procedure recovery.
Very few concerns. Extremely well tolerated across all skin types.
Not applicable — panthenol is a hydration and support ingredient.