topicZinc Supplementation Acne Randomized Trial
claimConclusions Prebiotic, probiotic, and postbiotic therapies appear to be safe and associated with clinically meaningful lesion reductions in acne.
evidence level1
citationWarp PV (2026)
sourcePrebiotics, Probiotics, and Postbiotics for Acne Vulgaris: A Systematic Review.
topicZinc Supplementation Acne Randomized Trial
claimProbiotics currently have the strongest evidence base, while prebiotics and postbiotics are promising adjuncts.
evidence level1
citationWarp PV (2026)
sourcePrebiotics, Probiotics, and Postbiotics for Acne Vulgaris: A Systematic Review.
topicZinc Supplementation Acne Randomized Trial
claimIntroduction Microbiome-modulating therapies including prebiotics, probiotics, and postbiotics have been increasingly investigated as adjuncts or alternatives for managing acne vulgaris through effects on the gut-skin axis, inflammation, and barrier function.
evidence level1
citationWarp PV (2026)
sourcePrebiotics, Probiotics, and Postbiotics for Acne Vulgaris: A Systematic Review.
topicZinc Supplementation Acne Randomized Trial
claimThe objective of this systematic review is to characterize the safety and efficacy of oral and topical prebiotics, probiotics, and postbiotics in managing acne vulgaris.
evidence level1
citationWarp PV (2026)
sourcePrebiotics, Probiotics, and Postbiotics for Acne Vulgaris: A Systematic Review.
topicZinc Supplementation Acne Randomized Trial
claimThese treatments show varying degrees of efficacy and improved safety profiles, but most lack head-to-head comparisons with isotretinoin.
evidence level4
citationTommasino N (2026)
sourceBeyond Isotretinoin: A Narrative Review of Emerging Systemic Therapies for Moderate-to-Severe Acne.
topicZinc Supplementation Acne Randomized Trial
claimConclusion Several systemic options beyond isotretinoin have emerged, showing potential in specific subgroups or as adjunctive therapies.
evidence level4
citationTommasino N (2026)
sourceBeyond Isotretinoin: A Narrative Review of Emerging Systemic Therapies for Moderate-to-Severe Acne.
topicZinc Supplementation Acne Randomized Trial
claimHowever, further large-scale comparative studies are needed to define their roles within evidence-based acne management algorithms.
evidence level4
citationTommasino N (2026)
sourceBeyond Isotretinoin: A Narrative Review of Emerging Systemic Therapies for Moderate-to-Severe Acne.
topicZinc Supplementation Acne Randomized Trial
claimBackground Acne vulgaris is a common inflammatory skin disorder with significant psychosocial impact.
evidence level4
citationTommasino N (2026)
sourceBeyond Isotretinoin: A Narrative Review of Emerging Systemic Therapies for Moderate-to-Severe Acne.