Does diet cause hair loss? June 30, 2020 05:57 Updated There is no strong, scientifically backed research or literature to say diet causes hair loss. Related articles Do certain hairstyles cause hair loss? Who suffers from hair loss? When is support available? Why is The Hairy Pill® a subscription service? Are The Hairy Pill Doctors licensed Australian practitioners? Comments 0 comments Please sign in to leave a comment.