Promotional value expires 90 days after purchase. Amount paid never expires. Consultation required; non-candidates and other refund requests will be honored before service provided. Appointment required. Merchant's standard cancellation policy applies (any fees not to exceed voucher price). Limit 12 per person. Valid only for option purchased. Not valid for patients with sulfur allergies. Services are subject to doctor approval and decided upon on a case by case basis. May be repurchased every 365 days. Merchant is solely responsible to purchasers for the care and quality of the advertised goods and services. Learn about Strike-Through Pricing and Savings