Lipitor is a medication used to treat high cholesterol, and it is important to be aware of the potential interactions between herbal supplements and Lipitor. According to the NHS [2], there are several herbal supplements that may interact with Lipitor, including St John's Wort, which can decrease the effectiveness of the medication. Other supplements that may interact with Lipitor include red yeast rice, guggul, and garlic supplements.

It is important to note that the safety and effectiveness of herbal supplements are not regulated by the FDA, and some supplements may have adverse effects on the body. The Mayo Clinic [3] advises that individuals should always consult with their healthcare provider before taking any herbal supplements, especially if they are taking other medications.

In conclusion, it is important to be cautious when taking herbal supplements with Lipitor, as some supplements may interact with the medication and potentially cause adverse effects. It is recommended to consult with a healthcare provider before taking any herbal supplements while on Lipitor.

Sources:
[2] https://www.nhs.uk/medicines/atorvastatin/taking-atorvastatin-with-other-medicines-and-herbal-supplements/
[3] https://www.mayoclinic.org/healthy-lifestyle/consumer-health/in-depth/herbal-supplements/art-20046488