Sustained release: now vitamin c-1000 was specially formulated to provide a sustained release of vitamin c, known for its vital role in the immune system*
with rose hips: added source of vitamin c!
Certifications/classifications: vegan/vegetarian, quality gmp assured, non-gmo, soy free, kosher
gmp quality assured: npa a-rated gmp certification means that every aspect of the now manufacturing process has been examined, including our laboratory/testing methods (for stability, potency, and product formulation)