Unsweetened, dry cocoa powder can contain up to approximately 200 mg of caffeine per cup.
Notes on verification
USDA FoodData Central data supports ~198 mg caffeine per cup (86g) of unsweetened cocoa powder, corroborated by multiple independent secondary sources, though all trace back to the same USDA measurement. [cascade flags: wikipedia_dropped_other_sources_exist | tier=bronze indep_score=0.525 clusters=3 claim_tier=notable | framework convergence=single on USDA FoodData Central nutrient database entry for unsweetened cocoa powder (upstreams: USDA FoodData Central (SR Legacy 169593, 'Cocoa, dry powder, unsweetened')) — publishers independent, evidence may not be | kind=empirical eligibility=high]
Sources
- Cocoa - Uses, Side Effects, and More - WebMD (seed:health_and_medicine)
- https://howmuchblog.com/how-much-caffeine-is-in-cocoa-powder/ (corroboration)
- https://www.zoeharcombe.com/nutrition-data/cocoa-powder-nutrition-data/ (corroboration)
- https://baristalife.co/blogs/blog/how-much-caffeine-in-cocoa-powder (corroboration)