Return Policy.

Effective Date: August 01, 2025

Thank you for choosing Oniiko. Our products are currently sold exclusively through Amazon.com and are fulfilled directly by Amazon.

+ Important Information About Returns

Because our products are classified as Dietary Supplements, Amazon generally does not accept returns for reasons of safety and product integrity once the product has been opened or delivered.

However, you may be eligible for a refund or replacement if:

+ The product arrives damaged or defective

+ You received the wrong item

All such requests must be submitted through your Amazon order history and will be handled by Amazon Customer Service in accordance with their policy.

+ How to Request a Refund or Replacement

+ Go to Your Orders in your Amazon account.

+ Locate the order and select “Problem with order.”

+ Follow the prompts to report the issue.

+ Please Note

+ We do not process returns or refunds directly through this website.

+ For order-related issues (shipping, damaged items, or refunds), please contact Amazon Customer Service.

+ For product questions, usage guidance, or feedback, you are welcome to contact us directly

We stand behind the quality of Oniiko products and want every customer to have a positive experience.