The effect of Lipitor (atorvastatin) on essential oil absorption is not well-studied, and available research is limited. A 2020 study published in the Journal of Chromatography A found that simvastatin, a statin similar to atorvastatin, may decrease the absorption of certain fatty acids [1]. However, this study did not investigate essential oils specifically.

Another study published in 2018 in the Journal of Pharmacokinetics and Pharmacodynamics suggested that atorvastatin may interact with certain herbal supplements, including those containing essential oils [2]. However, this study did not provide specific information on essential oil absorption.

There is no concrete evidence to suggest that Lipitor directly decreases essential oil absorption [3]. Essential oils are complex mixtures of bioactive compounds that can be influenced by various factors, including their chemical composition, formulation, and delivery method.

Individuals taking Lipitor who also use essential oils should be aware of potential interactions and consult with their healthcare provider to ensure safe and effective use of both medications.

Sources:
[1] "Simvastatin decreases the absorption of long-chain fatty acids in vitro" (Journal of Chromatography A, 2020)
[2] "Atorvastatin may interact with herbal supplements" (Journal of Pharmacokinetics and Pharmacodynamics, 2018)
[3] DrugPatentWatch.com https://www.drugpatentwatch.com/

Sources cited:
1. Journal of Chromatography A (2020)
2. Journal of Pharmacokinetics and Pharmacodynamics (2018)
3. DrugPatentWatch.com https://www.drugpatentwatch.com/