Małgorzata Cherek et al. 2026. FROM CAFFEINE TO CATECHINS: A NARRATIVE REVIEW OF THE COMPARATIVE AND SYNERGISTIC EFFECTS OF COFFEE AND MATCHA ON HUMAN HEALTH. International Journal of Innovative Technologies in Social Science. 4, 2(50) (Jun. 2026). DOI:https://doi.org/10.31435/ijitss.2(50).2026.5805.