Jessica Simpson: I 'Shocked My System' With Extreme Diet

Jessica Simpson is starting the week with a clean digestive system.

"Shocked my system with a vegan diet, special Pu-erh tea from China, and cupping since friday! Who am I right now? This might be too clean!" she tweeted Sunday night.

Cupping is an ancient Chinese practice that involves putting suction cups on the skin.

"Has anyone ever tried cupping? When u know you are doing something good for ur body the meditation creates intense visions. Love it!" she continued.

Jessica added that she is working with a healer named Master Wang, but to be sure, "Just so everyone is clear.. this has NOTHING to do with weight! It is about understanding my body through hydration and alkalinty..."