29 Jun 2011 Blackmores Institute Olive leaf extract lowers blood pressure 29 Jun 2011 Share Share on LinkedIn Share on Facebook Share on Twitter Share on Google+ Share on Pinterest News A recent New Zealand study has provided further evidence to support the blood pressure and lipid lowering effects of olive leaf extract, putting to rest data inconsistencies stemming from previous studies. × To continue reading this article, please Log In or Sign Up for access.