Overview
- A widely used ingredient known for hydration and barrier support
- Effective across dry, oily, and sensitive skin types
- Well-tolerated for daily use, compatible with potent actives
Panthenol: Why it Matters
What is panthenol, and why is it so widely used?
Panthenol (pro-vitamin B5) is one of the most widely used ingredients in skincare for its ability to attract and retain moisture. When applied, it converts into pantothenic acid (vitamin B5), a naturally occurring substance in the body. Unlike vitamin B5 itself, panthenol penetrates the skin more readily, delivering its full benefits into deeper layers.
How does panthenol actually work on the skin?
When skin feels dry, tight, or reactive, it is often a sign that the skin barrier has weakened. Panthenol works by both hydrating and strengthening the barrier.
- Attracts moisture into the skin, keeping skin hydrated over time
- Helps replenish the lipids that form the skin's protective layer
- Supports the essential cellular processes to optimize skin function
Is panthenol only for dry or sensitive skin?
Panthenol is often associated with dry skin due to its moisturizing properties, but it is also beneficial for oily and acne-prone skin. Beyond hydrating, it helps regulate sebum production by restoring the skin’s lipid balance. It has been also shown to calm redness and irritation, making it a practical pairing with potent actives like retinol or vitamin C.
Finding the Right Fit: Skin Types & Usage Tips
Quick Check
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✓ Dry or Compromised Skin after Over-cleansing
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✓ Dry or Compromised Skin after Over-cleansing
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Ideal for stripped skin especially after over-cleansing or exposure to harsh weather. Panthenol restores moisture and helps rebuild the skin barrier, leaving skin visibly smooth and resilient.
- ✓ Sensitive Skin Prone to Flare-ups
Well-suited for skin that reacts easily to actives, fragrance, or seasonal changes. Helps reduce visible redness and stabilize the skin without adding further stress.
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✓ Oily or Acne-Prone Skin with Excess Sebum
Often overlooked for oily skin, panthenol helps normalize sebum production by restoring the skin's lipid balance. It also calms post-breakout redness and supports recovery, making it a useful addition even for congestion-prone skin.
Practical Usage Tips
Q. Is panthenol suitable for daily use?
A. Panthenol is well-tolerated across skin types and is actually recommended for daily use. Contact allergy to panthenol is rare, reported in less than 0.7% of patch-tested individuals, and most reactions occurred in those already sensitive to other cosmetic allergens. Since it supports the natural skin barrier, it can be safely incorporated into any routine.
Q. How does the concentration of panthenol matter?
A. Research suggests that at least 0.5% panthenol is needed to meaningfully improve skin barrier function and reduce moisture loss. Lower concentrations may offer hydration benefits, but with less impact on barrier repair. In most skincare products, panthenol is used at concentrations up to 2%, which has been assessed as safe and effective for daily use.
Did you know?
Panthenol was first identified in 1931 by chemist Roger J. Williams while studying the growth of yeast. When he discovered that the compound was present in nearly every type of food, he named it after the Greek word Panthos, meaning ‘everywhere’. A century later, it has become one of the most widely used ingredients in the beauty industry, true to its name.
References
Camargo, F. B., Jr., Gaspar, L. R., & Maia Campos, P. M. B. G. (2011). Skin moisturizing effects of panthenol-based formulations. Journal of Cosmetic Science, 62(4), 361–369.
Clerens, I., & Goossens, A. (2017). Allergic contact dermatitis caused by panthenol: A rare but relevant sensitizer. Contact Dermatitis, 76(2), 122–123.
Scott, L. N., Fiume, M., Bergfeld, W. F., Belsito, D. V., Hill, R. A., Klaassen, C. D., Liebler, D. C., Marks, J. G., Jr., Shank, R. C., Slaga, T. J., Snyder, P. W., & Heldreth, B. (2022). Safety assessment of panthenol, pantothenic acid, and derivatives as used in cosmetics. International Journal of Toxicology, 41(Supplement 3), 77S–128S.
Stettler, H., Kurka, P., Lunau, N., Manger, C., Böhling, A., Bielfeldt, S., Wilhelm, K.-P., Dähnhardt-Pfeiffer, S., Dähnhardt, D., Brill, F. H. H., & Lenz, H. (2017). A new topical panthenol-containing emollient: Results from two randomized controlled studies assessing its skin moisturization and barrier restoration potential, and the effect on skin microflora. Journal of Dermatological Treatment, 28(2), 173–180.
Stettler, H., Kurka, P., Wagner, C., Sznurkowska, K., Czernicka, O., Böhling, A., Bielfeldt, S., Wilhelm, K.-P., & Lenz, H. (2017). A new topical panthenol-containing emollient: Skin-moisturizing effect following single and prolonged usage in healthy adults, and tolerability in healthy infants. Journal of Dermatological Treatment, 28(3), 251–257.
Zhang, X., Tao, H., Deng, Y., He, X., Zhang, Z., Zhong, L., & Wen, Y. (2024). Efficacy and safety of a panthenol-enriched mask for individuals with distinct impaired skin barrier subtypes. Journal of Cosmetic Dermatology, 23(6), 2109–2116.
Zhu, J., Wang, Y.-F., Song, S.-S., Wu, L.-L., Chen, Y., Li, X.-Y., & Ju, M. (2023). Alleviating skin barrier disruption, skin inflammation, and pruritus: A moisturizing spray containing β-glucan and panthenol. International Journal of Dermatology and Venereology, 6(1).