The file Data-HerbivoreSeqandPerformance.zip holds three compressed data files, which contain the raw data used in our publication "Mycorrhizae alter toxin sequestration and performance of two specialist herbivores". "Aphids.xlsx" contains all aphid sequestration and performance data. "Caterpillars.xlsx" contains all caterpillar sequestration and performance data. "Controlplants.xlsx" contains all control plant data. Missing values are denoted with a period (.). Please see the README file for more detail about the individual data files.