They are reputed to be very important nutrition. They come in capsules and in liquid. I also enjoy the 'Omega Sun' variety of the Super Blue Green algae. All three types of algae contain protein, B-12, amino acids, etc., but each has its own unique properties also. Friendly Bacteria for the intestinal tract.
Antibiotics supposedly kill the friendly bacteria that our bodies depend on for healthy function.
Many different varieties of intestinal replacement bacilli are on the market. The first vendor listed claims to have the most potent and effective kinds. Microhydrin mineral powder with silica in a hydride form is claimed to have increased alkalinity and antioxidant potential which they say produces a higher level of electrical conductivity in the blood and tissues for more energy. Bio Salt has salt balanced with other minerals. People report that they can have their bio salt without the side effects associated with salt alone.