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Flex

product on market Capsule Performance Lab Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 20% of ingredients have research evidence
B Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula combines CurcuWIN and ApresFLEX, which have moderate evidence for supporting joint comfort and mobility. Glucosamine and MSM are widely studied ingredients used to maintain cartilage and joint health. Overall, the evidence coverage for this specific blend is limited.

AI-generated summary based on research evidence. Not medical advice.

Label

Product Label

Label for Flex
Open Full PDF View on NIH DSLD →
Details

Label Data

2 Capsule(s)
Serving Size
30
Servings
Other Combinations
Product Type
20%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

CurcuWIN
250 mg
ApresFLEX
100 mg
Market median: 1000.0mg (1115 products) 24 studies (A:0, B:9)
Phytodroitin
100 mg
OptiMSM
100 mg

Other Ingredients

Pullulan NuFlow
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Suggested use: Take 2 capsules daily. For additional soothing joint support take 2 capsules immediately after physical activity. For best results use daily and consistently.

Warnings & Precautions

Warning: Do not use if pregnant, nursing or under the age of 18. Consult with your doctor before taking this or any supplement if you have, or suspect, a medical condition and are taking any medication.

Warning: Do not use if pregnant, nursing or under the age of 18. Keep out of reach of children.

If you experience any adverse reactions from taking this product discontinue immediately and contact your doctor and report to 908-280-1066. Do not use if safety seal is broken or missing.

Formulation Notes

Suitable for vegans: Contains no soy, egg, fish, shellfish, dairy, peanut, tree nuts, wheat, or other allergens.

Suitable for vegans: Contains no soy, egg, fish, shellfish, dairy, peanut, tree nuts, wheat, or other allergens. Non-GMO and non-irradiated. Free of gluten, caffeine, synthetic additives, artificial colors and preservatives. BPA-free

GMP Certified Manufacturing

Vegan Vegetarian Society Approved

Performance Lab supplements are formulated in the UK, and manufactured under license in the USA, by Performance Lab Ltd. We uphold superior quality standards to ensure superior health and performance results.

Additional Information

Please recycle

For advanced usage guidelines visit www.performancelab.com/advanced

Store in a cool dry place.

Vegan Vegetarian Society Approved Certified B Corporation

Metadata

Product Details

UPC / SKU6 17401 62510 9
DSLD Entry Date2025-07-24
Product TypeOther Combinations
FormCapsule
BrandPerformance Lab
DSLD ID335005
Data Updated2026-04-11
Research

Research Evidence

39
Research Sources
50
Avg Quality
20
Rct
9
Meta Analysis
4
Clinical Trial
3
Systematic Review
1
Regulatory Source
1
Openfda Safety
B Interventions for the management of temporomandibular joint osteoarthritis
Systematic Review The Cochrane database of systematic reviews 2012 PubMed DOI
B Glucosamine therapy for treating osteoarthritis
Meta Analysis The Cochrane database of systematic reviews 2005 PubMed
B Chondroitin for osteoarthritis
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
B Efficacy and safety of the combination of glucosamine and chondroitin for knee osteoarthritis: a systematic review and meta-analysis
Meta Analysis Archives of orthopaedic and trauma surgery 2023 PubMed DOI
B Glucosamine, chondroitin sulfate, and the two in combination for painful knee osteoarthritis
Rct The New England journal of medicine 2006 PubMed
B Oral Glucosamine in the Treatment of Temporomandibular Joint Osteoarthritis: A Systematic Review
Systematic Review International journal of molecular sciences 2023 PubMed DOI
B Scientific Opinion on glucosamine and joint health
Regulatory Source EFSA Journal 2009 DOI
B Clinical Efficacy and Safety of Chondroitin Combined with Glucosamine in the Treatment of Knee Osteoarthritis: A Systematic Review and Meta-Analysis
Meta Analysis Computational and mathematical methods in medicine 2022 PubMed DOI
B Combined chondroitin sulfate and glucosamine for painful knee osteoarthritis: a multicentre, randomised, double-blind, non-inferiority trial versus celecoxib
Rct Annals of the rheumatic diseases 2016 PubMed DOI
B Effectiveness and safety of glucosamine and chondroitin for the treatment of osteoarthritis: a meta-analysis of randomized controlled trials
Meta Analysis Journal of orthopaedic surgery and research 2018 PubMed DOI
View all evidence for Glucosamine →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.