BMJ 2011 Aug 29. Chocolate consumption and cardiometabolic disorders: systematic review and meta-analysis. (University of Cambridge, Cambridge, UK)
- Meta-analysis
- 7 studies out of 4576 references
- 114,009 participants
- cohort or cross-sectional
- Highest levels of chocolate consumption compared to lowest
- 37% reduction in cardiovascular disease
- 29% reduction in stroke
- No significant relation with heart failure risk
- Definitions of highest/lowest consumption groups
| Highest | Lowest |
| once a week or more | never |
| once a week | less than once a week |
| more than once a week | never |
| cocoa intake 4.18 g/day | none |
| >1 servings/day | none |
| chocolate 7.5 g/day | 1.7 g/day |
| >5 servings/week | none |