Lipitor is a brand name for the generic drug atorvastatin, which is used to lower cholesterol levels in the blood. Potassium salt substitutes are used to replace the salt in a person's diet, but they can interact with certain medications.

According to the sources provided, there are no known interactions between Lipitor and potassium salt substitutes. However, it is important to note that Lipitor can interact with other medications, such as losartan, which is used to treat high blood pressure. The combination of Lipitor and losartan can increase the risk of side effects, such as muscle pain and weakness. Therefore, it is important to consult with a healthcare provider before taking any new medications or supplements, including potassium salt substitutes.

Additionally, some foods can also interact with medications, including Lipitor. Grapefruit and grapefruit juice, for example, can increase the level of Lipitor in the blood, which can increase the risk of side effects. Therefore, it is important to discuss any dietary changes with a healthcare provider.

In conclusion, there are no known interactions between Lipitor and potassium salt substitutes, but it is important to consult with a healthcare provider before taking any new medications or supplements. Additionally, some foods can interact with Lipitor, so it is important to discuss any dietary changes with a healthcare provider.

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.nkch.org/blog/foods-that-can-fool-with-your-meds