Pure Vitamin C Powder with Q-C, 8.8 oz (250 g)
Scored by the Formulate Research Team · Last reviewed July 2026
Score Breakdown
Three factors carry this score; three more are checked separately and can only take points away. Hover or tap to see what drove each one.
Ingredients per Serving
Certifications & Testing
Other Ingredients
None
Recommended Use
Suggested Adult Use: Mix 1 level scoop in 8 ounces fruit juice or beverage of your choice daily, preferably without food, or as recommended by a nutritionally informed physician.
Frequently Asked Questions
What is Doctor's Best Pure Vitamin C Powder with Q-C, 8.8 oz (250 g)'s Formulate score?
Doctor's Best Pure Vitamin C Powder with Q-C, 8.8 oz (250 g) scores 88 out of 100 (grade A) on Formulate's ingredient-level rubric: clinical evidence, dose accuracy and bioavailability carry the score, while manufacturing, transparency and safety are checked separately and can only deduct.
Is Doctor's Best Pure Vitamin C Powder with Q-C, 8.8 oz (250 g) worth it?
Doctor's Best Pure Vitamin C Powder with Q-C, 8.8 oz (250 g) scores 88/100 (grade A). That puts it in Formulate's top tier: its ingredient doses, forms, and label transparency hold up against the clinical evidence, and it carries credible third-party testing. Formulate grades every product with the same automated rubric, so the score reflects the formula — not marketing or sponsorships.
What's in Doctor's Best Pure Vitamin C Powder with Q-C, 8.8 oz (250 g)?
Each serving contains Vitamin C (1 g). Serving size: 1 Gram(s). 250 servings per container.
How do I take pure vitamin c powder with q-c, 8.8 oz (250 g)?
Suggested Adult Use: Mix 1 level scoop in 8 ounces fruit juice or beverage of your choice daily, preferably without food, or as recommended by a nutritionally informed physician.
Who makes Pure Vitamin C Powder with Q-C, 8.8 oz (250 g)?
Pure Vitamin C Powder with Q-C, 8.8 oz (250 g) is made by Doctor's Best. See Formulate's full grade and product lineup for Doctor's Best on its brand page.
Is Doctor's Best Pure Vitamin C Powder with Q-C, 8.8 oz (250 g) third-party tested?
Doctor's Best lists the following certifications and testing for this product: Non-GMO, Gluten-Free, Vegan, Vegetarian, Dairy-Free.
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Disclosure. Formulate may earn a commission from purchases made through links on this page. Commissions never influence scores — every product is graded by the same automated rubric. This page is for educational purposes only and does not replace advice from a qualified healthcare provider.