PlainVitamins

Super Flex

by SNI Elite Series · capsule · 90 capsules

  • Off the market since November 2019 (NIH)
  • UPC 8 52263 90148 4
  • DSLD label 6491
  • Serving 3 capsules
  • 30 servings

Super Flex by SNI Elite Series lists 6 ingredients, 6 with an amount per serving of 3 capsules, such as 750 mg of glucosamine, 500 mg of chrondroitin, 250 mg of MSM and 250 mg of boswella. Its current label entered the NIH Dietary Supplement Label Database on March 23, 2012.

What is in Super 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).

Super Flex: Supplement Facts rows against the market (DSLD label 6491, January 2026 release)
IngredientAmount% DVAmong products listing it
Glucosamineas Glucosamine Sulfate750 mgGlucosamine (unspecified) in Super Flex against 117 products750 mg per serving; the middle half of products list 500 mg to 1,000 mg, the median 750 mg.750 mg

42% of 117 products listing glucosamine (unspecified) give more (median 750 mg). Per day at the most servings: 1,500 mg.

Chrondroitinas Chrondroitin Sulfate500 mgChondroitin (unspecified) in Super Flex against 47 products500 mg per serving; the middle half of products list 157 mg to 850 mg, the median 400 mg.500 mg

Higher than 51% of 47 products listing chondroitin (unspecified) (median 400 mg). Per day at the most servings: 1,000 mg.

MSM250 mgMethylsulfonylmethane in Super Flex against 1,454 products250 mg per serving; the middle half of products list 150 mg to 1,000 mg, the median 500 mg.250 mg

60% of 1,454 products listing methylsulfonylmethane give more (median 500 mg). Per day at the most servings: 500 mg.

Boswella250 mgBoswellia in Super Flex against 665 products250 mg per serving; the middle half of products list 100 mg to 290 mg, the median 135 mg.250 mg

Higher than 69% of 665 products listing boswellia (median 135 mg). Per day at the most servings: 500 mg.

Shark Cartilage100 mgCartilage in Super Flex against 199 products100 mg per serving; the middle half of products list 40 mg to 750 mg, the median 100 mg.100 mg

47% of 199 products listing cartilage give more (median 100 mg). Per day at the most servings: 200 mg.

Hyaluronic Acid100 mgHyaluronic acid in Super Flex against 900 products100 mg per serving; the middle half of products list 10 mg to 100 mg, the median 50 mg.100 mg

Higher than 64% of 900 products listing hyaluronic acid (median 50 mg). Per day at the most servings: 200 mg.

Source: NIH ODS Dietary Supplement Label Database, label 6491 (entered March 23, 2012), 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 2 servings 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?

1 product lists the very same ingredients; the nearest amounts come first.

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 (1 serving) twice daily. It is recommended to take 3 capsules in the morning and 3 capsules in the evening so that the constant supply of nutrients is flowing in your body.
Warnings
Keep out of the reach of children.
Do not use if tamper-evident seal is broken.
WARNING: Consult a physician before using this product.
Storage
Store in a cool, dry place 15(0)-30(0)C (59(0)-86(0)F).

Source: label statements in DSLD label 6491.

What else is on the label?

Other ingredients: Magnesium Stearate, Silica, Di-Calcium Phosphate, Maltodextrin, Microcrystalline Cellulose, Gelatin.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Made in the USA.

How many labels does Super Flex have?

One label is on file, entered on March 23, 2012.

  1. Label 6491 (current) Entered March 23, 2012 · off the market November 20, 2019 · 90 capsules · UPC 8 52263 90148 4

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names SNI(TM) RING OF CONFIDENCE (distributor), Freeport, NY. All SNI Elite Series products.

Where next?