Spirulina is the superfood of smoothie drinks. If you want to add just one food to your diet to improve your overall health, then this blue-green algae has to be a strong contender. Not only are spirulina smoothies delicious, they can address a wide range of health issues. Spirulina can fit into any lifestyle as you can take it as a drink or supplement. Here are 7 changes your body will experience if you make spirulina a part of your daily diet.