Vitamin B12 is found naturally in a wide variety of animal foods. Plant foods have no vitamin B12 unless they are fortified. You can get the recommended amounts of vitamin B12 by eating a variety of the foods including: 1  Organ meats (beef liver). 2  Shellfish (clams). 3  Meat, poultry, eggs,milk and other dairy foods.
Eating a variety of healthy foods is one way to help you smile when you step on the scale, and modifying your diet to include more mood-enhancing foods can also help you maintain that cheery disposition. A healthy diet isn't a cure for clinical depression or mood disorders, however.
Eating healthy doesn't just directly impact your own life, it can help inspire those around you as well. Healthy eating, and even weight loss, is contagious, according to the International Journal of Behavioral Nutrition and Physical Activity, and you can help the people you care about take care of themselves and achieve greater longevity.