The Den

At some point, usually under unforgiving bathroom lights, most men notice that their hair has started changing the rules. The temples look lighter. The crown is suddenly more interested in...

Does Ozempic Cause Hair Loss? What GLP-1 Users Should Know Why Weight Loss Can Sometimes Come With an Unexpected Side Effect You've lost weight. Your clothes fit better. Or maybe...

FOUNDER PERSPECTIVE FOLIKL has nothing to do with treating multiple sclerosis. But living with MS for 23 years has everything to do with the standard I bring to FOLIKL™. By...

The 5 Biological Systems That Control Hair Longevity  (And Why Most Hair Supplements Miss the Bigger Picture) Most people think about hair loss the wrong way. They search for a...

Your Hair Doesn't Know How Old You Are Why Hair Healthspan May Matter More Than Your Birthday Hair follicles don't count birthdays. They respond to biology. That's why two men...

Back in 1951, a doctor named James Hamilton decided male pattern hair loss needed a grading system. Not a treatment. Not a cure. A grading system. Then, in 1975, dermatologist...

The Finasteride Catch-22 When the Thing That Gave You Control Starts Controlling You A lot of men start finasteride for the same reason: They want to take control. Hair loss...

Vitamin D - The Most Exciting, Boring Ingredient Everyone Needs (And Why It Matters for Hair Longevity) Most supplement brands want sexy ingredients. Ancient mushrooms harvested under moonlight. Some berry...

Take a look at almost any hair supplement on the market and you'll probably see the same ingredient near the top of the label: Biotin. Usually in huge doses. Sometimes...