The official refund page states that customers have 90 days from the moment the package is delivered to request a refund. Customers are encouraged to give the product enough time before deciding. To request a refund, email contact@synadentix-product.com with "Refund Request" in the subject line. Customers should confirm they are still within the 90-day window from delivery, return all bottles whether opened, unopened or empty, and include a note with full name, email and optional order ID plus the packing slip. Return shipping costs are not covered. The listed return address is 285 Northeast ave Tallmadge, Ohio 44278. Refunds are processed after the returned package is received, and card posting may take 5-10 days depending on the bank or card company.
Synadentix guide
Refund Policy
Synadentix includes a refund policy for customers who are not fully satisfied after ordering.