Yogurt is often included on healthy food lists... and for good reason. Yogurt is highly nutritious and is an excellent source of protein, calcium and potassium. It provides numerous vitamins and minerals and is relatively low in calories.
Yogurt is a cultured milk product that is soured and thickened by the action of specific lactic acid-producing cultures added to milk. The lactic acid produced by the culture coagulates the milk protein, thickening the milk and adding the characteristic sour flavor.
Some consumers are choosing Greek yogurt because of its creamier texture and higher protein content. Both Greek yogurt and regular yogurt contribute to a healthy diet. Greek yogurt has about twice the protein, half the sodium and half the carbohydrates as regular yogurt. Both products start with the same raw ingredient—milk. The difference is caused by the processing; Greek yogurt is strained three times instead of two.