90/10. The 90/10 rule means that 90% of the time you should eat according to your specific goal-based nutrition plan, and 10% of time you can indulge in something that is not on the diet. If you consume cheat meals this way, you won't derail your fat loss or fitness goals. Of course, there are even more tips and tricks.
noun. 1  Any of various fat-soluble or water-soluble organic substances that are essential in minute amounts for normal growth and activity of living organisms. 2  A preparation containing one or more vitamins, often taken as a dietary supplement.oun. 1  Any of various fat-soluble or water-soluble organic substances that are essential in minute amounts for normal growth and activity of living organisms. 2  A preparation containing one or more vitamins, often taken as a dietary supplement.
Unlike protein, carbohydrates and fats, vitamins do not yield usable energy when broken down - they are truly calorie free. However, they assist the enzymes that release energy from carbohydrates, proteins and fats, while providing no energy themselves. This does not mean vitamins are not important! Although the vitamins themselves don't provide energy, many are required for chemical reactions that do produce energy. In this sense, vitamins can give you energy. Vitamins are substances the body needs in small amounts to support most body functions and prevent disease.