Arishtas vs Churnas: Differentiating Ayurvedic Formats

Classical Ayurvedic pharmacopoeia lists five primary preparations (Pancha Kashaya Kalpana), which include freshly expressed juices, decoctions, hot infusions, and cold macerations. Over centuries, these formats expanded into arishtas (fermented liquid tonics) and churnas (fine dried herbal powders). Arishtas are prepared by fermenting herbal decoctions (kwaths) with organic jaggery or sugar, along with specific fermenting flowers (Dhataki). This natural self-fermentation process produces light, natural alcohol, which serves as a highly bioavailable medium for plant active phytoconstituents. Arishtas are rapidly absorbed into the bloodstream, stimulating circulation and digestion. Churnas, conversely, are fine powders made by drying and crushing raw botanicals. They contain the plant's whole dietary fibers and complex structures, which digest slowly in the gastrointestinal tract. Churnas require warm water, honey, or milk (anupana) to act as vehicle carriers to facilitate systemic absorption.