Flex 19
90/100
This product looks safe
- Contains proprietary blend — exact ingredient amounts not disclosed
- 17% of ingredients have research evidence
B
Label Compliance Grade
Product Label
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Safety Alerts
ℹ️ Contains proprietary blend — exact ingredient amounts not disclosed
Label Data
2 Capsule(s)
Serving Size
60
Servings
Other Combinations
Product Type
17%
Evidence Coverage
Supplement Facts — Evidence Check
500 mg
📊 Market median: 1000.0mg (1115 products)
📚 22 studies (Tier A: 0, B: 9)
500 mg
📊 Market median: 1000.0mg (2 products)
250 mg
📊 Market median: 200.0mg (136 products)
📚 3 studies — no high-quality reviews
Cetyl Myristoleate
25 mg
Papain
25 mg
Proprietary Herbal Blend
455 mg
Other Ingredients
Vegetable Cellulose
Water
Label Claims — Verification
❓
All Other
❓
Structure/Function
All Other (100% of products)
Structure/Function (89% of products)
Nutrient (16% of products)
Target Groups
Adult (18 - 50 Years)
Product Information
📋 Directions for Use
Suggested Use: Take two (2) vegetable capsules twice daily (morning and evening) with water between meals or as recommended by your healthcare professional.
⚠️ Warnings & Precautions
Before you take any supplement, please consult your physician or other licensed healthcare professional to determine if it's appropriate for you.
KEEP OUT OF REACH OF CHILDREN
Pregnant or lactating women should consult a healthcare professional prior to use.
Additional Information
NOT TESTED ON ANIMALS
PLEASE RECYCLE
JOINT FORMULA
Product Details
UPC / SKU
8 93320 00289 8
DSLD Entry Date
2012-11-21
Product Type
Other Combinations
Form
Capsule
DSLD ID
15432
Data Updated
2026-04-11
Research Evidence
39
Research Sources
50
Avg Quality Score
20
Rct
9
Meta Analysis
4
Clinical Trial
3
Systematic Review
1
Regulatory Source
1
Openfda Safety
B
Efficacy and safety of the combination of glucosamine and chondroitin for knee osteoarthritis: a systematic review and meta-analysis
B
Glucosamine, chondroitin sulfate, and the two in combination for painful knee osteoarthritis
B
Oral Glucosamine in the Treatment of Temporomandibular Joint Osteoarthritis: A Systematic Review
B
Scientific Opinion on glucosamine and joint health
B
Clinical Efficacy and Safety of Chondroitin Combined with Glucosamine in the Treatment of Knee Osteoarthritis: A Systematic Review and Meta-Analysis
B
Combined chondroitin sulfate and glucosamine for painful knee osteoarthritis: a multicentre, randomised, double-blind, non-inferiority trial versus celecoxib
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