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Natural Balance, Super Flex Back Formula, Maximum Strength, 60 Tablets (Discontinued Item)

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Natural Balance, Super Flex Back Formula, Maximum Strength, 60 Tablets (Discontinued Item)

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Natural Balance, Super Flex Back Formula, Maximum Strength, 60 Tablets (Discontinued Item)

Out of Stock - Discontinued
  • Shipping Weight:
    0.3 lbs
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  • Product Code: NTB-31963
  • UPC Code: 047868319639
  • Package Quantity: 60 Tablets
  • Dimensions:
    2.1 x 2.5 x 4 in, 0.25 lbs
    Switch to Metric units

Product Rank:

Frequently Purchased Together
Product Overview


  • Muscles, Movement & Flexibility
  • Soft Tissue
  • Herbal Formula
  • Dietary Supplement

Super Flex Back Formula is a blended formula that includes the most researched and cutting-edge ingredients available.

  • Turmeric
  • Ginger
  • Glucosamine
  • MSM
  • Kava Kava
  • Magnesium
  • Trans-Resveratrol
  • Boswellia
  • The ingredients found in Super Flex Back Formula are carefully chosen based on the latest nutritional science and research.

    Discover Natural Balance

    Since 1983, Natural Balance has energized people's health and well-being by offering specialty supplements. Scientifically blending select high-quality ingredients into proprietary formulas is our art. Helping people live healthier, more enjoyable lives is our passion.

    Suggested Use

    Use only as directed. Take one tablet three times daily.

    Other Ingredients

    Cellulose and/or maltodextrin, stearic acid, silica, magnesium stearate.


    California residents only: This product contains a substance known to the State of California to cause birth defects or other reproductive harm.

    Do not use if safety seal is broken or missing. Keep out of reach of children. Keep your licensed health care practitioner informed when using this product. Do not use if you are pregnant. The US FDA advises that a potential risk of rare but severe liver injury may be associated with kava-containing dietary supplements. Ask a health care professional before use if you have or have had liver problems, frequently use alcoholic beverages, or take any medication. Stop use and see doctor if you develop symptoms that may signal liver problems, including jaundice (yellowing of the skin or whites of the eyes) and brown urine. Other nonspecific symptoms can include nausea, vomiting, light-colored stools, unusual tiredness, weakness, stomach or abdominal pain and loss of appetite. Do not use if you have bile duct obstruction, gallstones, stomach ulcers or hyperacidity. Not for use by persons under 18 years of age, or by pregnant or breastfeeding women. Not for use with alcoholic beverages. Excessive use, or use with products that cause drowsiness, may impair your ability to operate a vehicle or heavy equipment.

    Store in a cool, dry place.


    While iHerb strives to ensure the accuracy of its product images and information, some manufacturing changes to packaging and/or ingredients may be pending update on our site. Although items may occasionally ship with alternate packaging, freshness is always guaranteed. We recommend that you read labels, warnings and directions of all products before use and not rely solely on the information provided by iHerb.
    Supplement Facts
    Serving Size: 1 Tablet
    Servings Per Container 60
      Amount Per Serving % Daily Value
    Total Carbohydrate <1 g <1%
    Magnesium (as Magnesium oxide) 90 mg 23%
    MSM (methylsulfonylmethane) 400 mg *
    Glucosamine Blend (Glucosamine Sulfate KCl, Glucosamine HCl) (shellfish) 100 mg *
    Boswellia (Boswellia serrata)(resin extract) 100 mg *
    Kava (Piper methysticum)(root extract) (Standardized to 30 mg [30%] Kavalactones) 100 mg *
    Ginger (Zingiber officinale)(root) 33 mg *
    Turmeric (Curcuma longa)(root extract) (Standardized to 14 mg [95%] curcumins) 15 mg *
    Japanese Knotweed (Polygonum cuspidatum)(root extract) (Standardized to 50% trans-resveratrol) 5 mg *
    † Percent Daily Value based on a 2,000 calorie diet.
    * Daily Value not established.