Or maybe if you have a condition that affects your appearance you have a tendency to try to maximize your other aesthetic features (e.g. skin) to make up for it?
Modern Native Americans have high rates of diabetes due to Western diet but typically still quite good hair. Curious for your thoughts on this. Must be down to genetics
What about fermented foods? Good or bad?
Relatedly, curious for your thoughts on how the gut microbiome affects hair loss/growth. Some probiotics have shown slight potential to increase hair growth, for example.
Lastly, is any form of magnesium more beneficial than others?
That's a silly reason to dismiss something. Just because CBD is popularly touted as a treatment for a variety of conditions doesn't mean it will be ineffective.
We won't know unless we try.