The document provides tips for smart shopping by becoming a prepared shopper, reading labels carefully, and being wary of questionable marketing claims. It recommends choosing foods with minimal natural ingredients, and avoiding items with MSG, artificial sweeteners, hydrogenated oils and chemical names. Common highly processed and toxic foods to limit are salad dressings, candy, deli meats, white bread, conventionally grown produce, margarine, diet drinks, GMOs, conventional dairy and packaged foods with flavor packets. The document emphasizes choosing high-quality whole foods like fruits and vegetables to avoid toxic ingredients and additives.