Patent ID: 6946154

Claim:
A process for preparing a crude extract having antibacterial and/or antioxidant activity from Seabuckthorn ( Hippophae rhamnoides L .) which comprises: i) washing the seeds of Seabuckthorn ( Hippophae rhamnoides L .) with water to remove any dirt or extraneous matter followed by drying; ii) powdering the dried seeds to obtain a particle size of 60-80 mesh; iii) extracting the powdered dried seeds with methanol in a Soxhlet extractor to obtain an extract; iv) filtering the extract to remove any particles and obtain a particle free extract; v) distilling the particle free extract to recover methanol; vi) concentrating the distilled particle free extract under vacuum to obtain a concentrated extract; vii) drying the concentrated crude extract to obtain an extract with antibacterial activity and/or antioxidant activity.