A comprehensive review on kefir: composition, microbial diversities, meta-analysis and biological significances on human health

Key Points

• Kefir exhibits diverse microbial communities that may influence human gut health positively.
• The meta-analysis reveals significant bioactive compounds associated with probiotics found in kefir.
• Observational analysis of available literature highlights various health benefits linked to kefir consumption.
• These findings support the integration of kefir into diets for improved health outcomes.