Source | Methylxanthine Concentration |
---|---|
Cocoa powder | ~800 mg/oz (28.5 mg/g) |
Unsweetened (baker's) chocolate | ~450 mg/oz (16 mg/g) |
Semisweet and sweet dark chocolate | ~150–160 mg/oz (5.4–5.7 mg/g) |
Milk chocolate | ~64 mg/oz (2.3 mg/g) |
Cocoa bean hullsb | ~255 mg/oz (9.1 mg/g) |
aWhite chocolate is a negligible source of methylxanthines. | |
bSome cocoa bean hulls have had methylxanthines removed before being marketed. |