How long to eat is entirely a personal preference, as you see fit, I've been eating for almost a year, and I feel that my brain is getting better and better, because they are all brain-healthy health products! I hope you can stick to it! Black sesame seeds every morning and evening to brew a cup to drink, walnuts in general, the weight of walnut kernels should be taken every day in the 20-40 grams or so, about the equivalent of 4-5 walnuts.
Walnuts fire, containing more oil, eat more will be on fire and nausea, is on fire, diarrhea should not eat.