Protocatechuic acid, 1g Back Catalog number: 6050 Manufacturer: Extrasynthese Availability: In the manufacturer's stock Price on request - + Recommended 3810 11beta,13-Dihydrolactucin, 5mg Price on request 1194 7-Methoxyflavonol, 100mg Price on request 1275 Luteolin tetramethylether, 10mg Price on request