New data suggest even paper-filtered coffee may raise “bad” LDL cholesterol.

In my video from more than a decade ago called Is Coffee Bad for You?, I explained that the “cholesterol-raising factor from…coffee does not pass [through] a paper filter.” As I discuss in my recent video Does Coffee Affect Cholesterol?, if you give people French press coffee, which is filtered but without paper, their cholesterol starts swelling up within just two weeks, as you can see below and at 0:22 in the video. But, if you switch them to paper-filtered coffee, their cholesterol comes right back down. It’s the same amount of coffee, just prepared differently.

The cholesterol-raising factor from coffee beans has since been identified as the fatty substances in the oil within coffee beans. One reason it took us so long to figure that out is that they didn’t raise cholesterol in rats, hamsters,

My next webinar is on vitamin K. It’s been touted for bone, brain, and heart health, but have vitamin K supplements been shown to help? To complicate matters, there are multiple types of vitamin K: Vitamin K1 is concentrated in greens, and a type of vitamin K2 is found in animal products. Do we need both? Do we have to rely on a healthy microbiome for conversion from one to the other? Do we have to eat a slimy, fermented food called natto? 

Join me for a 60-minute live webinar on October 7 at 2pm ET to learn everything you ever wanted to know about vitamin K.

Key Takeaways: Saturated Fat 

Saturated fat—the kind of fat that is solid at room temperature—is found mostly in animal products like fatty meats and dairy. We’ve known for a long time that saturated fat raises cholesterol, contributing to our number one killer, heart