ACHE and Alzheimer disease: When evaluating the effect of broccoli extract on inhibiting AChE activity, the AChE activity of the AD control group was found to be 1707.1 ± 97.12 mU/mL (162 %), representing a 62 % increase compared to the normal group (1057.44 ± 75.41 mU/mL: 100 %).