Complement
9 products scored by Formulate's ingredient-level rubric. Brand grade reflects a weighted average across the full lineup.
Scored by the Formulate Research Team · Last reviewed May 2026
How Complement scored
Accurate labels, no proprietary blends hiding doses, consistent sourcing
Ingredient form, bioavailability, dose accuracy across the lineup
Published testing, ingredient origins, full disclosure
USP, NSF, Informed Sport, or comparable third-party testing coverage
New formulations, new forms, research-driven development
Component scores are derived from the product lineup, not from marketing materials. See the methodology page for how each component is computed.
What Complement makes
- 2 Multivitamins
- 2 Protein
- 1 Probiotics
- 1 Supplements
- 1 Adaptogens
- 1 Greens
- 1 Antioxidants
Top-scoring products
All Complement products (9)
- ForHer Hormone Balance and Longevity Multivitamin for WomenMultivitamins92
- Gut NurtureProbiotics92
- Vanilla Organic ProteinSupplements92
- EssentialMultivitamins91
- Organic Chocolate ProteinProtein90
- Organic Unflavored ProteinProtein90
- RestoreAdaptogens90
- Daily Greens by ComplementGreens86
- SulforaAntioxidants80
Complement: frequently asked questions
How does Formulate grade Complement?
Formulate grades Complement by aggregating the ingredient-level scores of all 9 Complement products it has analyzed — weighing dose accuracy, ingredient form, transparency, and third-party testing. Complement's overall brand grade is C+ (78/100). It is not a paid or sponsored ranking.
Is Complement third-party tested?
Complement scores 76/100 on third-party verification, indicating broad testing coverage (such as USP, NSF, or Informed Sport) across its lineup.
What is Complement's best supplement?
ForHer Hormone Balance and Longevity Multivitamin for Women is Complement's highest-scoring product on Formulate at 92/100 (grade A).
What does Complement make?
Formulate has scored 9 Complement products, including 2 Multivitamins, 2 Protein, 1 Probiotics, 1 Supplements, and more.
About the grading
Every Complement product above is scored on dose accuracy, ingredient form, certifications, transparency, and third-party testing. The brand grade aggregates those product scores — it isn't a marketing claim or a pay-for-play ranking. See the methodology page for the full rubric.