Green and superfood formulas are concentrated powdered drink mix formulas which combine vitamins, minerals, enzymes, antioxidants, fiber and the essential amino acids. Superfoods are taken to boost the digestive and immune systems and to relieve fatigue and improve mental functions.
Green and Superfood Formulas for pets are available in bulk powder, capsules and as chewable treats. They often include ingredients like: astragalus; wheat, barley and alfalfa grasses; spirulina; Royal jelly and bee pollen; lecithin; fresh water algaes; probiotic cultures; milkthistle; ginseng; and ginkgo biloba.
"A few small clinical trials suggest that specific antioxidants from diet or vitamin supplements might improve asthma control or lung function in asthmatic children or adults."
Some studies have found that oxygen free radicals have a causal role in auto-immune diseases, such as rheumatoid arthritis (RA).
However, a report by the Harvard School of Public Health, found that "Randomized, placebo-controlled trials—which, when performed well, provide the strongest evidence—offer little support that taking vitamin C, vitamin E, beta-carotene, or other single antioxidants provides substantial protection against heart disease, cancer, or other chronic conditions. The results of the largest such trials have been mostly negative."