Synephrine HCL is a popular ingredient commonly found in weight loss supplements. Its popularity increased in the United States. Synephrine has become one of the top ingredients found in dietary supplements.
Derived directly from the fruit of the citrus tree, citrus aurantium, Synephrine HCL is commonly used for weight loss. Synephrine is a stimulant, similar to caffaine, which is claimed to increase energy levels. It is thought to have similar effects in terms of providing an energy boost, suppressing appetite and increasing metabolic rate. Synephrine is one of the adrenergic amines that stimulates beta-3 receptors with minimal impact on the other receptor sites. This helps to increase the metabolic rate without affecting heart rate or blood pressure. Synephrine releases adrenalin and noradrenalin only in the beta-3 receptor sites Stimulation of the beta-3 receptor sites elicits the breakdown of lipolysis.