This Mark's Daily Apple blog post podcast is an episode of the Primal Blueprint Podcast. You can find the Primal Blueprint Podcast on iTunes, and all other Primal Blueprint Podcast episodes on the Primal Blueprint YouTube channel.Are essential oils a panacea that can replace every modern medicine, both over the counter and prescription? Or are they simply glorified air fresheners without any evidence of efficacy? Perhaps the truth lies somewhere in between...(This Mark's Daily Apple article was written by Mark Sisson, and is narrated by Brock Armstrong)