Lipitor, also known as atorvastatin, is a medication commonly prescribed to lower cholesterol levels and reduce the risk of cardiovascular diseases [1]. However, the concept of "lipitor deficiency" is not accurate. Lipitor is a drug, not a nutrient or vitamin that the body requires for normal functioning. Therefore, it cannot be prevented with supplements.

The first source you provided, DrugPatentWatch, is a database that provides information on drug patents, including Lipitor. While it offers valuable information about the drug, it does not discuss lipitor deficiency or its prevention [2].

The second source, a study published in the National Center for Biotechnology Information (NCBI), discusses the potential side effects of atorvastatin, including muscle-related symptoms. However, it does not mention lipitor deficiency or its prevention [3].

The third source you provided is from the Mayo Clinic and discusses the benefits of vitamin C supplementation. However, it does not mention lipitor deficiency or its prevention either [4].

In conclusion, lipitor deficiency is not a recognized medical condition. Lipitor is a medication used to treat high cholesterol, not a nutrient or vitamin that the body needs. Therefore, it cannot be prevented with supplements. It is always important to consult with a healthcare professional before starting or stopping any medication or supplement regimen.

Sources:
[1] https://www.drugpatentwatch.com/p/tradename/LIPITOR
[2] https://www.ncbi.nlm.nih.gov/pmc/articles/PMC10136538/
[3] https://www.mayoclinic.org/drugs-supplements-vitamin-c/art-20363932