the types of sugar people should limit in the diet are added sugars. sugars that are naturally occurring in milk yogurt and fruit would not count. added sugars would be the sugar that is added to a meal or drink (sugar to coffee or syrup on pancakes) or the addition of sweeteners during processing (granola/energy bars and soda). you can check the ingredient line for sources of added sugars such as brown rice syrup high fructose corn syrup malt syrup molasses corn sweetener honey syrup evaporated cane juice and fruit juice concentrate. for more on added sugars see this webmd article detailing the american heart association recommendations.
i notice that sugars are supposed to be under 25 grams per day. how is that possible when milk has 7 grams per glass? . isn't it best to get your calcium from foods rather than supplements? how can you eat any sugar at all and still meet the guidelines when you have 3 cups of milk per day for your health?