๐ง What is Panthenol?
Panthenol is the alcohol analog of pantothenic acid (vitamin B5) a water-soluble humectant and skin-conditioning agent with potent soothing, repairing, and hydrating properties. In skincare, itโs known as Provitamin B5, because once absorbed, it converts to pantothenic acid in the skin and hair.
Structurally, panthenol is 1)Hygroscopic (draws and retains moisture), 2)pH balanced for skin compatibility, 3)Well-tolerated by all skin types, including infants and post-procedure skin, 4)Available in two isomeric forms: D- and DL-panthenol (D-form is biologically active)
๐ฑ Origins of Panthenol in Skincare
Originally used in pharmaceutical wound healing creams and burn treatments, panthenol's shift into mainstream skincare began in the 1950s. Its non-irritating, pro-repair profile made it ideal for baby lotions, eczema treatments, and post-sun products.
Today, panthenol is widely used across 1)Soothing creams, 2)Moisturizers, 3)Scalp serums, 4)Lip balms, 5)After-sun gels, 6)Barrier-repair products
๐ Panthenol vs. Hyaluronic Acid vs. Glycerin
(Property / Panthenol / Hyaluronic Acid / Glycerin)
Humectant / โโโ / โโโ / โโโ
Barrier Repair / โโโ / โ / โโ
Anti-inflammatory / โโโ / โ / โ
Sebum/Skin Type Flexibility / High / High / High
Best Use Case / Dry, sensitive, inflamed skin / Dehydrated skin / Dry-to-normal skin
โป Panthenol does more than just hydrate it activates skin repair processes, making it a true multitasker in both skincare and haircare.
๐ฌ Mechanism of Action I (Moisture & Barrier Repair)
Upon topical application, panthenol
- Converts into pantothenic acid, a coenzyme for lipid synthesis
- Enhances skin hydration by attracting and locking in water
- Stimulates epidermal cell regeneration and fibroblast proliferation
- Strengthens the intercellular lipid matrix of the stratum corneum
- Reduces transepidermal water loss (TEWL), reinforcing the skin barrier
๐ก Mechanism of Action II (Soothing & Skin Healing)
- Reduces redness and itching in irritated skin
- Inhibits pro-inflammatory cytokines (e.g., IL-6, TNF-ฮฑ)
- Promotes faster wound closure and tissue repair
- Enhances skin elasticity and softness in chronic dry skin
- Excellent for post-laser or retinoid-compromised skin
๐ Clinical Evidence & Optimal Concentrations
(Study Type / Concentration / Key Findings / Reference)
- Double-blind trial / 5% Panthenol / Improved hydration and reduced TEWL in 7 days / Ebner et al., 2002
- In vitro & ex vivo / 1โ2% / Stimulated keratinocyte proliferation and lipid synthesis / Proksch et al., 2010
- Clinical atopic skin trial / 2.5% / Reduced itch and erythema in children with atopic dermatitis / Stucker et al., 2003
- Post-laser clinical study / 5% Panthenol / Enhanced recovery and reduced erythema vs. placebo /
Lee et al., 2020
- Comparative moisturizer study / 1% vs. 5% / 5% had significantly greater skin barrier improvement / Kim et al., 2019
โป Recommended Use Range
- 0.5โ2%: Daily hydration and calming
- 2.5โ5%: Clinical-level barrier repair, post-treatment recovery
- Up to 10%: In medical formulations (e.g., burn ointments)
๐งด Product Formats & Typical Percentages
(Product Type / Typical % Range / Target Benefits)
- Creams & Lotions / 1โ5% / Barrier repair, dry skin relief
- Serums / 0.5โ2.5% / Post-acid or retinol calming
- Lip Balms / 1โ3% / Flake repair, smoothing
- Scalp & Hair Products / 0.1โ2% / Shine, softness, scalp hydration
- After-sun Products / 2โ5% / Redness reduction, cooling hydration
<Top 5 Skincare Products Infused with Panthenol>
1. La Roche-Posay Cicaplast Baume B5
Panthenol Content : 5%
Country : FR
2. Dr. Jart+ Cicapair Re-Cover Cream
Panthenol Content : No information
Country : KR
3. Aestura Atobarrier 365 Cream
Panthenol Content : No information
Country : KR
4. Bioderma Cicabio Cream
Panthenol Content : No information
Country : FR
5. The Ordinary Hyaluronic Acid 2% + B5 Serum
Panthenol Content : 2.7%โ4.0%
Country : CA
๐๏ธ Historical Note: From Wound Clinics to Daily Moisturizers
Panthenolโs history is grounded in medical dermatology used for treating burns, abrasions, and eczema. Its gentleness and regenerative power led to wide adoption in infant skincare, post-procedure care, and even tattoo healing. Today, itโs a benchmark ingredient in barrier-supportive beauty.
๐พ Final Thoughts from a Skincare Expert
Panthenol is one of the most underrated actives in modern skincare. It doesnโt chase trends it builds resilience. If your skin is inflamed, overexfoliated, reactive, or simply dry, panthenol doesnโt just soothe it โ it teaches it how to heal.
Think of it as first aid in a bottle but for your face.
๐ References
Ebner, F. et al. (2002). Topical use of dexpanthenol in skin disorders. American Journal of Clinical Dermatology, 3(6), 427โ433.
Proksch, E. et al. (2010). Dexpanthenol in skin disorders: Biochemical and clinical evaluation. Skin Pharmacology and Physiology, 23(3), 141โ147.
Stucker, M. et al. (2003). Efficacy of dexpanthenol in atopic dermatitis. Pediatric Dermatology, 20(4), 308โ312.
Lee, D. H. et al. (2020). Clinical recovery of skin barrier after laser resurfacing with panthenol-based cream. Dermatologic Surgery, 46(6), 765โ772.
Kim, M. J. et al. (2019). A comparison of moisturizing efficacy between 1% and 5% panthenol. International Journal of Cosmetic Science, 41(4), 378โ385.
Gehring, W. (2004). Moisturizers and emollients. Clinics in Dermatology, 22(6), 607โ612.
Baumann, L. (2009). Skin aging and barrier repair: Role of panthenol. Journal of Clinical and Aesthetic Dermatology, 2(4), 38โ40.
Otberg, N. et al. (2007). Panthenol: The pharmacological and cosmetic rationale. Drugs of Today, 43(8), 539โ546.