Beta-glucan is a soluble fiber derived from the cell walls of algae, bacteria, fungi, yeasts, and plants. It is commonly used for its cholesterol-lowering effects. Beta-glucans have also been used to treat diabetes and for weight loss.
The rhizome (root) of turmeric (Curcuma longa Linn.) has long been used in traditional Asian medicine to treat gastrointestinal upset, arthritic pain, and "low energy."
The dried aerial parts of passion flower (Passiflora incarnata) have historically been used as a sedative and hypnotic (for insomnia) and for "nervous" gastrointestinal complaints. However, clinical evidence supporting any therapeutic use in humans is lacking. Early evidence suggests that passion flower may have a benzodiazepine-like calming action.
There is some human evidence supporting the use of cranberry juice and cranberry supplements to prevent urinary tract infection (UTI), although most available studies are of poor quality.
Conjugated linoleic acid (CLA) is a fatty acid that is naturally found in beef and dairy products. Most CLA dietary supplements are made from safflower oil. However, CLA is also found in other vegetable oils, including hydrogenated soybean oil.