Start with your order number
Email GoldenCoastLabsLLC@gmail.com with your order number, product name, and a concise description of the issue.
Documentation and condition
Keep the original packaging and any lot or batch information available. Do not ship materials back without written instructions.
Research-use limitation
Returns and support are subject to applicable law, the order record, and the condition of the material. This page does not create a warranty for human or veterinary use.