G.C. Flex
by Purity Products · capsule · 90 capsules
- On the market (NIH)
- DSLD label 243751
- Serving 3 capsules
- 30 servings
G.C. Flex by Purity Products lists 3 ingredients, 3 with an amount per serving of 3 capsules, such as 1,200 mg of chondroitin sulfate, 1,500 mg of glucosamine HCl and 100 mg of 5-loxin (boswellia serrata) extract, beside 1 Nutrition Facts row (calories, fat and the like). Its current label entered the NIH Dietary Supplement Label Database on January 22, 2021.
What is in G.C. Flex?
Each row as the label prints it, per serving of 3 capsules. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).
| Ingredient | Amount | % DV | Among products listing it |
|---|---|---|---|
| Sodium | 84 mg | 4% | Higher than 60% of 14,514 products listing sodium (median 55 mg). |
| Chondroitin Sulfateas Bovine, Sodium Salt | 1,200 mg | Higher than 74% of 950 products listing chondroitin sulfate (median 400 mg). | |
| Glucosamine HCl | 1,500 mg | 5% of 628 products listing glucosamine hydrochloride give more (median 1.5 g). | |
| 5-Loxin (Boswellia serrata) extractas AKBA5-Loxin (Boswellia serrata) extract (Form: standardized for 7.5 mg 30% AKBA) PlantPart: gum resin Genus: Boswellia Species: serrata | 100 mg | 53% of 665 products listing boswellia give more (median 135 mg). |
Source: NIH ODS Dietary Supplement Label Database, label 243751 (entered January 22, 2021), version 9.4.0. See the label on DSLD. Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.
Is that a lot?
Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.
The NIH database records one serving a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.
The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.
Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.
Which products have the closest formulas?
The products whose ingredient lists overlap most with G.C. Flex's, rare ingredients counting for more.
- Glucosamine 750 Chondroitin 600GNC · off the market 3 shared, 71% alike
- Triple Strength Glucosamine 1500 mg Chondroitin 1200 mgSpring Valley 3 shared, 71% alike
- Glucosamine ChondroitinPharmAssure · off the market 3 shared, 71% alike
- Liquid Glucosamine/Chonodroitin Maximum Strength Raspberry FlavorNational Vitamin Company · off the market 3 shared, 71% alike
- Glucosamine ChondroitinGNC Triple Strength 3 shared, 71% alike
- Glucosamine 1500 mg Chondroitin 1200 mg Raspberry Flavored Liquid21st Century 3 shared, 71% alike
Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.
What does the label say about taking it?
Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.
- Directions
- Suggested Use: As a dietary supplement, take 3 capsules daily with a meal or take as directed by your health care professional. Optimally, for the first 15 days, double the dose for maximum benefits. Best results are obtained with daily use.
- Warnings
- Contains crustacean shellfish (Shrimp, crab, lobster).
Source: label statements in DSLD label 243751.
What else is on the label?
Other ingredients: Gelatin, Vegetable Magnesium Stearate.
How many labels does G.C. Flex have?
One label is on file, entered on January 22, 2021.
- Label 243751 (current) Entered January 22, 2021 · on the market · 90 capsules
Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).
Who makes it?
The label names Purity Products (manufacturer). All Purity Products products.