Protein & Nutrition Blog – Marmels

Annotated dark chocolate label showing how to read a dark chocolate label, with the ingredient list, cacao percentage, sweetener, and emulsifier fields highlighted

Protein & Nutrition Blog – Marmels

How to Read a Dark Chocolate Label: What Actually Matters

by Mo Mandegar, PhD on May 02 2026
Two bars labeled 70% cacao can have very different cacao quality,sweetener load, and fillers. Learning how to read a dark chocolatelabel takes about a minute and turns the candy aisle into a usefulcomparison shop. Here is what actually matters on the back of thebar, signal by signal.