This is what is on their website.
Your ticket number is valid for 6 months after purchase. You can cancel your order within 6 months if you haven’t used the service.If you no longer need the service, you can cancel your order by logging in to your account. If you don’t have an account with us, simply register one using the same email address when you place the order. You will then be able to find and cancel your order in your account.For other questions, please email us along with your order number at support@ihealthlabs.com, or call us at 650-300-0821.