" Stay Hydrated Check this box if your urine never appeared darker than a pale yellow all day. Note that if you’re eating riboflavin-fortified foods (such as nutritional yeast), then base this instead on getting nine cups of unsweetened beverages a day for women (which would be taken care of by the green tea and water preloading recommendations) or thirteen cups a day for men. If you have heart or kidney issues, don’t increase fluid intake at all without first talking with your physician. Remember, diet soda may be calorie-free, but it’s not consequence-free, as we learned in the Low in Added Sugar section. Deflour Your Diet Check this box every day your whole grain servings are in the form of intact grains. The powdering of even 100 percent whole grains robs our microbiomes of the starch that would otherwise be ferried down to our colons encapsulated in unbroken cell walls. Front-Load Your Calories There are metabolic benefits to distributing more calories to earlier in the day, so make breakfast (ideally) or lunch your largest meal of the day in true king/prince/pauper style. Time "

― Michael Greger , How not to diet