BioNatal Ethiopian Black Seed Oil detailed specifications: 100% Ethiopian Nigella Sativa used. Seeds from a certified sustainable grower in Ethiopia. Fresh crop (not older than 12 months). The pureness of the black seeds is 99% (Sortex cleaned method). One-time pressed seeds only. Coldest press possible with a temperature of 77-98˚F at BioNatal facility in USA and Egypt. Non-filtered (Not less than 30 days sedimentation process after extraction). Presence of natural sediment (powdered black seeds) up to 5% in each container. Storage at BioNatal facility with specific climate control in the glass jars. Fresh weekly bottling process. Thymoquinone (TQ) level is up to 4.64% (due to the specific elevation of the farms in Ethiopia and nearest distance to equator).