Probiotics in Dermatology: An Evidence-Based Approach

The document explores the potential benefits of probiotics in dermatology, particularly for conditions like atopic dermatitis, acne vulgaris, rosacea, psoriasis, seborrheic dermatitis, vulvovaginal candidiasis, bacterial vaginosis, wound healing, photoaging, chronic urticaria, and alopecia areata. Probiotics, such as Lactobacilli and Bifidobacteria, may improve skin conditions by balancing gut microbiota, reducing inflammation, and enhancing skin barrier function. They show promise in reducing the severity of these conditions and aiding in hair growth for alopecia areata. However, the effects are strain-specific, and more research is needed to understand their full therapeutic potential, especially for topical applications. Despite their safety, probiotics lack FDA approval for topical use, and large-scale trials are necessary to determine effective strains and treatment protocols.