1 Product identity

Ingredient risk

2 ingredients to use with caution

Flex-A-Min Triple Strength with Bone Shield

Name: Flex-A-Min Triple Strength with Bone Shield
Brand: Nature's Bounty

BrandNature's Bounty→Other Combinations Other (e.g. tea bag) 20 ingredients 2 caution DSLD #29262

Net contents: 80 Easy to Swallow Coated Caplet(s)

Target: Adults and Children 4 years and above

DSLD entry: 2014-01-24

2 Ingredients (20)

IngredientGroupSafety

CaloriesCalories—

Total CarbohydratesCarbohydrate—

Vitamin CVitamin CGenerally Safe

Vitamin DVitamin DUse with Caution

Vitamin K2Vitamin K (menaquinone)—

CalciumCalciumConditionally Safe

SodiumSodiumConditionally Safe

Glucosamine HClGlucosamine Hydrochloride—

Bone Shield Proprietary BlendProprietary Blend (Combination)—

Chondroitin Sulfate, MSM Complex {Blend}Blend (non-nutrient/non-botanical)—

Chondroitin SulfateChondroitin Sulfate—

MSMMethylsulfonylmethaneGenerally Safe

CollagenCollagenUse with Caution

Hyaluronic Acid BlendBlend (non-nutrient/non-botanical)—

Calcium SilicateCalcium Silicate—

Sodium HyaluronateHyaluronic acidGenerally Safe

Aflapin Boswellia serrata extractIndian Frankincense—

Vegetable CelluloseCellulose—

PovidonePovidone—

Contains Less Than 2% ofBlend—

Ingredient amounts require the full DSLD label. View full label at NIH DSLD →

⚠️ Use with caution — restricted in some markets

Vitamin D — Granulomatous diseases (sarcoidosis, TB) — unregulated extra-renal CYP27B1 can cause life-threatening hypercalcemia even at standard doses [2][21]

Collagen Peptides 🇯🇵 — d health claims. Classified as a food supplement (novel food category in some jurisdictions) [2]. || Japan (MHLW) :: Col

3 Safety cross-reference

Vitamin C — Generally Safe

⚠ GI distress at high doses

⚠ Kidney stones risk >1g/day

Vitamin D — Use with Caution

⚠ Hypercalcemia at >10,000 IU/day

⚠ Vascular calcification risk

Vitamin K — Limited Evidence

⚠ Critical interaction with warfarin

Calcium — Conditionally Safe

⚠ Cardiovascular risk debated >1,000 mg/day

⚠ Kidney stones

Sodium — Conditionally Safe

⚠ Hypertension

⚠ Fluid retention

Glucosamine — Limited Evidence

⚠ Shellfish allergy

⚠ May affect glucose

Chondroitin — Limited Evidence

⚠ May enhance anticoagulants

Methylsulfonylmethane — Generally Safe

⚠ GI effects

⚠ Headache

Collagen Peptides — Use with Caution

Hyaluronic Acid — Limited Evidence

⚠ Generally well tolerated

⚠ Theoretical concern in active cancer (promotes angiogenesis)

Hyaluronic acid — Generally Safe

⚠ Hypertension

⚠ Fluid retention

Boswellia — Limited Evidence

⚠ GI discomfort

⚠ May enhance anticoagulants

4 Label claims

• Nutrient

• All Other

• Structure/Function

5 Data source

DSLD ID29262

Full labelView at NIH DSLD →

SourceOffice of Dietary Supplements, NIH

Market statusOn market

Entry date2014-01-24

6 More from Nature's Bounty

View Nature's Bounty Safety Scorecard → 187 products

ABC Plus ABC Plus Senior ABC Plus Senior Absorbable Calcium Plus Vitamin D3 Absorbable Calcium With Vitamin D3 Acai

7 Cite this page

Vancouver

Pkhakadze G. Flex-A-Min Triple Strength with Bone Shield — product analysis [Internet]. Tbilisi: Public Health Institute of Georgia; 2026 [cited 2026 Aug 25]. Available from: https://supplement.ge/products/flex-a-min-triple-strength-with-bone-shield-29262/

CC BY 4.0. Product data from NIH DSLD; safety analysis by SupplementIndex.

Analyzed by SupplementIndex

PHIG · Editor-in-Chief: Prof. Giorgi Pkhakadze, MD, MPH, PhD

Product data sourced from the NIH Dietary Supplement Label Database (DSLD). Safety cross-referencing by SupplementIndex. This analysis is for informational purposes only. For corrections: info@accreditation.ge.
Publisher: PHIG