Introduction: Herbal indicators are naturally occurring substances derived from plant sources that exhibit distinct color changes in response to variations in pH or chemical environments. These plant-based indicators serve as eco-friendly, biodegradable, and non-toxic alternatives to synthetic chemical indicators traditionally used in analytical chemistry and titrations.Sources of Herbal Indicators:Common plants that serve as sources of indicators include:Hibiscus rosa-sinensis (Shoe flower)Rosa indica (Rose)Beta vulgaris (Beetroot)Brassica oleracea (Red cabbage)Curcuma longa...