Dark Chocolate (Heavy Metals)
Cocoa-heavy dark chocolate eaten regularly.
68Low burden · out of 100
Cleaner swapEnjoy in moderation and favour brands that publish third-party heavy-metal testing
How this score is built
- 100Start
- 86.2Chemical hazard 3 × 4.6−13.8
- 76Everyday exposure 3 × 3.4−10.2
- 68Persistence 3 × 2.6−7.8, then rounded to 68
- LowThe band68 sits in 60–79.
What each input rests on
| Input | Rating | Evidence |
|---|---|---|
| Chemical hazard | 3/10 | unsourced input |
| Everyday exposure | 3/10 |
|
| Persistence | 3/10 | unsourced input |
Ratings are editorial. A study listed here supports the rating; it did not compute it. How the index is built
What this means for you
Cocoa can carry trace cadmium and lead from soil and processing. Occasional squares are fine; the concern is large daily amounts, especially for children.
Evidence strength: strong
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