Glycerol given as enema or suppository is likely to decrease constipation. Glycerol supplement might have positive effect on aerobic and anaerobic performance but can also affect body weight adversely. Glycerol with IV may improve rehydration and help enhance endurance time, time trial performance and total power and work output.
Glycerol
Glycerol, a component of triglycerides and phospholipids, converts into glucose to be used by the liver when the body uses its fat stores as sources of energy.