Lipitor is a commonly prescribed medication for the treatment of high cholesterol levels. It belongs to a class of drugs called statins that work by inhibiting the production of cholesterol in the liver [1]. While Lipitor is known to effectively lower cholesterol levels, it does not have a direct impact on fat digestion.

However, a study published in the journal Cardiovascular Diabetology found that Lipitor may have an indirect effect on fat digestion in patients with type 2 diabetes. The study examined the effects of Lipitor on the expression of genes involved in fat digestion and absorption in the small intestine. The results showed that Lipitor treatment was associated with a decrease in the expression of these genes, which could potentially lead to a reduction in fat absorption [2].

Another study published in the journal Clinical Pharmacology and Therapeutics investigated the effects of Lipitor on the absorption of dietary fat in healthy volunteers. The study found that Lipitor did not have a significant effect on the absorption of dietary fat [3].

In conclusion, Lipitor is not directly involved in fat digestion. While it may have an indirect effect on fat absorption in certain patients, further research is needed to fully understand the mechanisms behind this potential effect.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://cardiab.biomedcentral.com/articles/10.1186/s12933-018-0738-4
[3] https://pubmed.ncbi.nlm.nih.gov/22661624/