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 When is support available? Do certain hairstyles cause hair loss? Who suffers from hair loss? Are The Hairy Pill Doctors licensed Australian practitioners? Why is The Hairy Pill® a subscription service? Comments 0 comments Please sign in to leave a comment.