Illuminating the Role of Vitamin A in Skin Innate Immunity and the Skin Microbiome: A Narrative Review

Vitamin A is a fat-soluble vitamin that plays an important role in skin immunity. Deficiencies in Vitamin A have been linked to impaired immune response and increased susceptibility to skin infections and inflammatory skin disease. This narrative review summarizes recent primary evidence that elucidates the role of vitamin A and its derivatives on innate immune regulators through mechanisms that promote skin immunity and sustain the skin microbiome.

Automated summary

Vitamin A is crucial for skin immunity, deficiencies can lead to impaired immune response and increased susceptibility to skin infections. Recent evidence shows that vitamin A and its derivatives play a role in innate immune regulation by promoting skin immunity and sustaining the skin microbiome.