There is no definitive evidence to suggest that lipitor effectiveness is directly lowered by iron-rich plants. Lipitor, a statin medication, works by reducing the amount of cholesterol your body absorbs and helps your body reabsorb excess cholesterol that is already in your blood [1].

Iron-rich plants, on the other hand, are a significant source of dietary iron and other essential nutrients [2]. There is no scientific study or evidence that directly links the consumption of iron-rich plants with a decrease in Lipitor's effectiveness.

It is important to note that some drugs, including Lipitor, can interact with certain foods and beverages, potentially affecting their absorption or effectiveness [3]. However, iron-rich plants are not among the foods known to interact with Lipitor [4].

In conclusion, based on the available information, there is no evidence to suggest that lipitor effectiveness is lowered by iron-rich plants. However, it is always advisable to consult with a healthcare provider or pharmacist for personalized advice regarding medication and diet interactions.

Sources:
[1] "What is Lipitor?". Mayo Clinic. <https://www.mayoclinic.org/drugs-supplements/lipitor-oral-route/description/drg-20065754>.
[2] "Iron-Rich Foods". WebMD. <https://www.webmd.com/diet/iron-rich-foods>.
[3] "Lipitor Interactions". RxList. <https://www.rxlist.com/lipitor-drug.htm#interactions>.
[4] "Foods to Avoid When Taking Atorvastatin (Lipitor)". DrugPatentWatch. <https://www.drugpatentwatch.com/blog/foods-to-avoid-when-taking-atorvastatin-lipitor/>.