Lipitor is a brand name for atorvastatin, which is a medication used to lower cholesterol levels in the blood. According to the sources provided, there is no known interaction between Lipitor and salt substitutes.

However, it is important to note that Lipitor can interact with other medications, such as losartan, which is a medication used to treat high blood pressure. According to drugs.com [2], taking Lipitor and losartan together may increase the risk of side effects such as muscle pain, weakness, and kidney problems. Therefore, it is important to consult with a healthcare provider before taking Lipitor with any other medication.

The American Heart Association [3] also recommends that patients taking Lipitor should avoid consuming large amounts of grapefruit juice, as it can increase the level of Lipitor in the blood and increase the risk of side effects.

In summary, there is no known interaction between Lipitor and salt substitutes. However, it is important to consult with a healthcare provider before taking Lipitor with any other medication, and to avoid consuming large amounts of grapefruit juice while taking Lipitor.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.drugs.com/drug-interactions/lipitor-with-losartan-276-128-1489-0.html
[3] https://www.ahajournals.org/doi/10.1161/CIR.0000000000000456