Vitamin A! "Vitamin A deficiency has been the cause of impotence in some males," says Elson Haas, M.D., Director of the Preventive Healthcare Center. If you answered 'yes' to any of the following concerns, you might be a perfect candidate to treat your issue with an Erectile Dysfunction home remedy. To heck with the cause, just repair the issue so I can have intercourse. Attempt to interact in physical sports activities.