Nature's Bounty Flex-A-Min Super Glucosamine 2000 Plus supplement bottle
Nature's Bounty

Flex-A-Min Super Glucosamine 2000 Plus

What We Researched
10 active ingredients analyzed · 4 inactive ingredients decoded · 6 brand certifications checked · 1 retailer compared · Last updated: Mar 2026
83
Product Score Good
86
Brand Score Good

Product Analysis

Transparency Excellent

Supplement Facts

IngredientAmount% DV
Total Carbohydrates 2 g 1%
Vitamin C (as Ascorbic Acid) 60 mg 100%
Vitamin D (as Cholecalciferol, Vitamin D3) 2000 IU 500%
Manganese (as Manganese Sulfate) 4 mg 200%
Glucosamine Hydrochloride 2000 mg
Methylsulfonylmethane 1000 mg
Boron (as Sodium Borate) 6 mg
Flex Proprietary Blend (as Hyaluronic Acid, Silica) 36.5 mg
Bioavailability Good

Absorption Rating

  • Total Carbohydrates Fair
  • Vitamin C (as Ascorbic Acid) Fair
  • Vitamin D (as Cholecalciferol, Vitamin D3) Good
  • Manganese (as Manganese Sulfate) Good
  • Glucosamine Hydrochloride Fair
  • Methylsulfonylmethane Good
  • Boron (as Sodium Borate) Fair
  • Flex Proprietary Blend (as Hyaluronic Acid, Silica) Fair
Other Ingredients Excellent

Fillers & Additives

  • Vegetable Cellulose
  • Povidone
  • Calcium Silicate
  • Contains Less Than 2% of
Efficacy Good

Dosage Analysis

  • Vitamin C (as Ascorbic Acid) 60 mg Under-dosed
  • Vitamin D (as Cholecalciferol, Vitamin D3) 2000 IU Effective
  • Manganese (as Manganese Sulfate) 4 mg Effective
  • Glucosamine Hydrochloride 2000 mg Effective
  • Methylsulfonylmethane 1000 mg Under-dosed
  • Boron (as Sodium Borate) 6 mg Effective

Supplement Facts

Ingredient Amount % Daily Value
Calories 10 {Calories}
Total Carbohydrates 2 g 1%
Vitamin C (as Ascorbic Acid) 60 mg 100%
Vitamin D (as Cholecalciferol, Vitamin D3) 2000 IU 500%
Manganese (as Manganese Sulfate) 4 mg 200%
Sodium 15 mg 1%
Glucosamine Hydrochloride 2000 mg
Methylsulfonylmethane 1000 mg
Boron (as Sodium Borate) 6 mg
Flex Proprietary Blend (as Hyaluronic Acid, Silica) 36.5 mg

Other Ingredients

Inactive ingredients used in manufacturing. All rated for safety.

Vegetable Cellulose Safe

Forms a vegetarian capsule shell alternative to gelatin.

Povidone Generally_safe

It is used to hold ingredients together.

Calcium Silicate Safe

Prevents ingredient clumping during manufacturing.

Contains Less Than 2% of Unknown

Price Comparison

Prices shown at time of last check. Click a retailer to see current price. GoodSupp is not affiliated with any retailer.

Brand Trust Report
Nature's Bounty

Founded 1971 · Ronkonkoma, New York, USA · 156 products · naturesbounty.com

Certifications

6 certifications
Clean Label Project Verified Source
Consumerlab Verified
Health Canada Licensed Verified Source
Labdoor Verified Source
Usda Organic Verified Source
Fda Gmp Inspections Verified Source

Transparency

3 claims
Third Party Testing Claim — Verified Source
In House Testing — Verified Source

Violation History

1 incident
Recall Nature's Bounty Kids Multivitamin Gummies2023-06-02Source
Related Supplements
Frequently Asked Questions
Is Nature's Bounty Flex-A-Min Super Glucosamine 2000 Plus a good supplement?

Nature's Bounty Flex-A-Min Super Glucosamine 2000 Plus received a product quality score of 83/100 in GoodSupp's independent analysis, indicating strong overall quality. The product contains 10 active ingredients with 30 servings per container. Of the 4 inactive ingredients, 2 are rated safe and 0 are flagged for review. The manufacturer, Nature's Bounty, holds a brand trust score of 86/100 with 6 verified certifications including Clean Label Project, Consumerlab, Health Canada Licensed, Labdoor.

What are the ingredients in Nature's Bounty Flex-A-Min Super Glucosamine 2000 Plus?

Nature's Bounty Flex-A-Min Super Glucosamine 2000 Plus contains 10 active ingredients: Calories (10 {Calories}), Total Carbohydrates (2 g), Vitamin C (as Ascorbic Acid) (60 mg), Vitamin D (as Cholecalciferol, Vitamin D3) (2000 IU), Manganese (as Manganese Sulfate) (4 mg), Sodium (15 mg), and 4 more. Notable high-dose ingredients include Vitamin D at 500% DV. Each ingredient's dosage, form, and safety rating is analyzed independently in GoodSupp's full product breakdown.

Is Nature's Bounty Flex-A-Min Super Glucosamine 2000 Plus safe to take?

Nature's Bounty Flex-A-Min Super Glucosamine 2000 Plus has been analyzed for ingredient safety across all its components. Always consult your healthcare provider before starting any new supplement, especially if you take medications or have underlying health conditions.

Is Nature's Bounty a trustworthy supplement brand?

Nature's Bounty receives a brand trust score of 86/100 based on GoodSupp's independent analysis of certifications, regulatory history, and transparency practices. Founded in 1971 and headquartered in Ronkonkoma, New York, USA, the company offers 156 products in their lineup. They hold 6 verified certifications including Clean Label Project, Consumerlab, Health Canada Licensed, Labdoor. Third-party certifications are independently verified and indicate the brand meets specific quality, purity, and manufacturing standards. Note: Nature's Bounty has 1 historical regulatory incident on record, which are factored into the trust score.

How to take turmeric?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 250,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

How to use turmeric?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 250,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

How to take turmeric for inflammation?

This is an important question for supplement consumers. The dietary supplement industry is largely self-regulated, which means product quality, ingredient transparency, and safety practices vary significantly between brands and products. The most reliable way to evaluate any supplement is to check for third-party testing certifications, review the full ingredient list and dosages, and research the brand's regulatory track record. GoodSupp's database of over 250,000 analyzed products provides independent quality scores, ingredient safety ratings, and brand trust reports to help you make evidence-based decisions.

Scan Any Supplement Instantly

Download GoodSupp to scan barcodes, check ingredient safety, and find the best supplements for your needs.

Disclaimer: GoodSupp provides independent supplement quality analysis for informational purposes only. Scores are generated algorithmically based on ingredient profiles, brand certifications, and public records. This is not medical advice. Always consult a healthcare professional before starting any supplement regimen. Product data is sourced from manufacturer labels and public databases. GoodSupp is not affiliated with any supplement brand.