citrus aurantium extract,Synephrine and Hesperidin

The principal active ingredients of the extract are synephrine and N-methyltyramine, which can stimulate the heart and make the blood vessels contract. This raises the blood pressure, expands trachea and bronchi, resists thrombo-embolia, and improves the smooth muscle of blood vessels. Clinically, it has been used for weak hearts, bronchitis patients, and drops in blood pressure during operation or anesthesia. Specifications: 1) Appearance: brownish yellow or yellowish brown powder to white powder 2) Moisture: ≤ 5.0% 3) Heavy metals: ≤ 20ppm 4) Loss on drying: ≤ 5.0% 5) Synephrine (HPLC): ≥ 6-98% 6) Hesperidin (HPLC):≥ 10-98% 7) Citrus bioflavonoid (HPLC and UV) :≥10% - 98%