Question: what is the best diet for a 30 year old man?
Answer: Eat at least half of all grains as whole grains each day. Replace refined grains with whole-grain bread, cereal, pasta, brown rice or oats. At least 38 grams of fiber per day for younger men; 30 grams of fiber per day for men older than 50. At least two to three servings of fish per week.