🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 24% of ingredients have research evidence
B Label Compliance Grade

Product Label

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Label Data

12.25 Gram(s) Serving Size
30 Servings
Other Combinations Product Type
24% Evidence Coverage

Supplement Facts — Evidence Check

Calories
20 Calorie(s)
Total Fat
1 Gram(s) (2% DV)
Cholesterol
Sodium
2 mg (1% DV)
Total Carbohydrates
2 Gram(s) (1% DV)
Protein
Vitamin C
500 mg (833% DV)
1000 IU (250% DV)
✅ 1.7× RDA — within safe limits 📚 604 studies (Tier A: 16, B: 251)
RDA 0.015mg This product: 0.025mg UL 0.1mg
Celadrin
1500 mg
1400 mg
📊 Market median: 1000.0mg (1115 products) 📚 22 studies (Tier A: 0, B: 9)
This product: 1400mg
📊 Market median: 1000.0mg (2 products)
This product: 1000mg
Cissus quadrangularis
800 mg
800 mg
📊 Market median: 600.0mg (79 products) 📚 24 studies (Tier A: 0, B: 6)
This product: 800mg
📊 Market median: 375.0mg (171 products) 📚 30 studies (Tier A: 1, B: 14)
This product: 800mg
400 mg
📊 Market median: 200.0mg (136 products) 📚 3 studies — no high-quality reviews
This product: 400mg
Black Cherry extract
100 mg
Black Pepper extract
5 mg

Other Ingredients

Natural & Artificial flavors Citric Acid Malic Acid Sucralose Acesulfame Potassium Silicon Dioxide Calcium Silicate

Label Claims — Verification

All Other
Structure/Function
All Other (100% of products) Structure/Function (86% of products) Nutrient (18% of products)

Target Groups

Adult (18 - 50 Years) Gluten Free

Product Information

📋 Directions for Use

Directions: Take 1 scoop daily with or without food.

⚠️ Warnings & Precautions

Warning: This product is only intended for use in healthy adults 18 years of age or older.

Pregnant or nursing women should not use this product. Consult your healthcare provider before using this product, especially if you are taking any prescription, over the counter medication, dietary supplement product, or if you have any pre-existing medical condition including but not limited to: high or low blood pressure, cardiac arrhythmia, stroke, heart, liver, kidney or thyroid disease, seizure disorder, psychiatric disease, diabetes, difficulty urinating due to prostate enlargement or if you are taking a MAOI (Monoamine Oxidase Inhibitor) or any other medication.

Consult your healthcare provider before using this product, especially if you are taking any prescription, over the counter medication, dietary supplement product, or if you have any pre-existing medical condition including but not limited to: high or low blood pressure, cardiac arrhythmia, stroke, heart, liver, kidney or thyroid disease, seizure disorder, psychiatric disease, diabetes, difficulty urinating due to prostate enlargement or if you are taking a MAOI (Monoamine Oxidase Inhibitor) or any other medication. Discontinue use and consult your health care professional if you experience adverse reaction to this product. Discontinue use 2 weeks prior to surgery. Do not exceed recommended serving. Do not use if safety seal is broken or missing.

Allergen information: contains shellfish

Keep out of reach of children.

🧪 Formulation Notes

No artificial colors Gluten free

Allergen information: contains shellfish

Additional Information

Core Flex is a complete joint, soft tissue, and overall health supplement. Key ingredients in Core Flex may: Maintain good health. Enhance connective tissue formation. Protect against the deterioration of cartilage. Be a factor in maintaining healthy cartilage and joint health.

Protect from heat, light and moisture Store at 10-25(0)C (50-77(0)F)

Comprehensive joint formula

30 day supply Clinical servings

Manufactured in a U.S. cGMP Facility.

Naturally & artificially flavored

Product Details

UPC / SKU 6 02573 09810 3
DSLD Entry Date 2017-05-24
Product Type Other Combinations
Form Powder
DSLD ID 74079
Data Updated 2026-04-11

Research Evidence

2 Research Sources
42 Avg Quality Score
2 Rct
C Pharmacokinetic assessment of constituents of Boswellia serrata, pine bark extracts, curcumin in combination including methylsulfonylmethane in healthy volunteers.
Rct The Journal of pharmacy and pharmacology
C [Comparative efficacy of a combination of undenatured type II collagen, Boswellic acids, methylsulfonylmethane, vitamins C and D3 and a combination of chondroitin sulfate and glucosamine hydrochloride in the treatment of primary osteoarthritis of the knee joint].
Rct Terapevticheskii arkhiv
View all evidence for Msm →

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