Panthenol

Time Frame	Effect of Panthenol in Skincare	Suitable Skin Types
1 week	Noticeable increase in hydration and skin softness; initial soothing of redness, irritation, and itching.	All skin types, especially dry, sensitive, or irritated skin
2–4 weeks	Strengthened skin barrier, reduced transepidermal water loss, improved resilience against environmental stressors.	All skin types, including eczema- or dermatitis-prone
4–8 weeks	Smoother, more elastic skin texture; reduced flakiness, roughness, and visible dryness.	All skin types, especially those with rough, flaky, or stressed skin
8–12 weeks	Enhanced wound healing, reduced appearance of fine lines, improved overall skin health and radiance; visible anti-aging benefits.	All skin types, including mature and compromised skin