Our priority is ensuring the best quality and purity for our customers. Could you please provide the following details for each ingredient: Specification Sheets and COA (Certificates of Analysis) to verify the quality and purity, Certifications (Information on GMP, ISO, or other quality certifications), Minimum Order Quantities (MOQ) (if different from 1kg), Pricing (Cost per kilogram, including any bulk order discounts), Shipping and Lead Times. We are looking forward to receiving your quotations.