We state there is nothing artificial in Juice plus products - Omega is also an approved complimentary medicine listed in the Australian Register of Therapeutic Goods - Omega Blend AUST L 288199.
This ingredient is simply an essential oil from rosemary.
We look for natural ways to keep the Omega oil blend from oxidizing and going rancid. Rosemary extract is a very good natural antioxidant, and it is not additive 300 (ascorbic acid) nor additive 321 (BHT). It is simply an extract of rosemary, approved for use in Australia.
http://www.foodstandards.gov.au/code/applications/Documents/A1158%20Approval%20report.pdf