Building or Blocking?

I got this from a juice plus friend:

FOODS FOR THOUGHT: FOODS THAT BUILD AND FOODS THAT DRAIN THE BRAIN

Some foods help the brain work better, some foods drag down brain performance. Be smart and feed your children foods that will make them smart (and also eat these foods yourself).
BRAIN BUILDERS
• Avocados

• Bananas

• Beef, lean

• Brewer's yeast

• Broccoli

• Brown rice

• Brussel sprouts

• Cantaloupe

• Cheese

• Chicken

• Collard greens

• Eggs

• Flaxseed oil

• Legumes

• Milk

• Oatmeal

• Oranges

• Peanut butter

• Peas

• Potatoes

• Romaine lettuce

• Salmon

• Soybeans

• Spinach

• Tuna

• Turkey

• Wheat germ

• Yogurt

BRAIN DRAINERS:
• Alcohol

• Artificial food colorings

• Artificial sweeteners

• Colas

• Corn syrup

• Frostings

• High-sugar "drinks"

• Hydrogenated fats

• Junk sugars

• Nicotine

• Overeating

• White bread