1. Stimulants make you feel stimulated and emotional. beef, pork, poultry, fish, seafood, eggs, spices, coffee, tea, alcohol, salt, sugar. When used in excess these foods leave you feeling stimulating, uptight, and nervous. They are addictive.
2. Imitation foods leave you feeling listless, dull, and susceptible to illness and diseases. These are all the imitation, overripe, rotten foods; instant and processed foods, If man made the food and nature didn't, you don't need it. When eaten in excess, they will cause major health problems.
3. This type of food leaves you feeling good, natural and relaxed. These are the foods from nature with no tampering from man; fresh grains, fruits, vegetables, nuts, seeds, legumes.
Try an experiment. Eat each type of food three times a day, and see how you feel. If you don't feel anything, you probably have a tolerance for it. You are accustomed to it and it doesn't bother you.
Your goal should be number three, very few one and two. Quality will always work better than quantity. More Help is HERE