The Nutrition IndustryThe nutrition industry is a relatively new industry. Prior to the 1890's nutritional science was pretty much non-existent. Today, many Americans are very interested in the nutritional supplement and vitamin industry. Nutritional supplements include vitamins, proteins, smoothies and powders among other things. There are many different establishments providing advice and information on nutritional supplements. The American Dietetic Association was established to improve the nations health and to help advance research in the field. The ADA is based out of Chicago, Illinois. Check out the different nutrition centers in Chicago, Illinois.Trends in the IndustryThe overall healthy industry has changed a whole lot in the past decade. Month by month gym memberships have become very popular in the past decade and new gyms are popping up all over the place. With the larger emphasis placed on America's growing obesity problem, people are turning to supplements along with exercise to help them live healthier lives. Nutrition in San Francisco, California is a popular trend as they were recently rated as one of Americas healthiest cities.