We guarantee the purity and potency of our products with stringent quality controls and use only the finest ingredients. Spruce follows a standardized set ofcurrent Good Manufacturing Practices (cGMP) and all products are marked with expiration dates to ensure freshness. Moreover, most of our suppliers are also accredited by the third party authority like National Sanitation Foundation (NSF) to meet the highest industrial standard.
Please check the official sites to know more about the cGMP standard and NSF certification.