Protein & Nutrition Blog – Marmels
Protein & Nutrition Blog – Marmels
Dark Chocolate vs Milk Chocolate: A Nutrition Comparison
by Mo Mandegar, PhD
on May 31 2026
The percentage printed on a dark chocolate bar is doing more work than most shoppers realize. It sets the flavanols, the sugar, and the fiber all at once. Dark chocolate carries about five times the flavanols of milk chocolate and several grams less sugar per serving, while milk chocolate's one edge is calcium. Here is the full nutrition breakdown, plus where a high-protein dark bar fits.
