1 Product identity

Ingredient risk

Contains restricted ingredients

Maximum Strength Glucosamine Relief 1000 mg

Name: Maximum Strength Glucosamine Relief 1000 mg
Brand: 21st Century

Brand21st Century→Other Combinations Tablet or Pill 10 ingredients 1 banned 1 caution DSLD #43682

Net contents: 240 Tablet(s)

Target: Adults and Children 4 years and above

DSLD entry: 2015-03-25

2 Ingredients (10)

IngredientGroupSafety

CalciumCalciumConditionally Safe

Glucosamine SulfateGlucosamine Sulfate—

CelluloseCellulose—

Stearic AcidStearic Acid—

PolyplasdoneCrospovidone—

Magnesium StearateMagnesium stearateUse with Caution

Titanium DioxideTitanium DioxideBanned in ≥1 country

PolydextrosePolydextrose—

Silicon DioxideSiliconGenerally Safe

PEGPolyethylene glycol—

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

⛔ Contains an ingredient banned in ≥1 country

Titanium Dioxide 🇫🇷 🇪🇺 — France banned TiO₂ in food from January 2020, first EU country.

⚠️ Use with caution — restricted in some markets

Magnesium — Severe deficiency (<0.50 mmol/L) causes secondary hypocalcemia and hypokalemia that will not correct until magnesium is repleted first [1].

3 Safety cross-reference

Calcium — Conditionally Safe

⚠ Cardiovascular risk debated >1,000 mg/day

⚠ Kidney stones

Glucosamine — Limited Evidence

⚠ Shellfish allergy

⚠ May affect glucose

Magnesium — Use with Caution

⚠ Diarrhea (especially oxide)

⚠ Accumulates in renal impairment

Titanium Dioxide — Banned in ≥1 country

⚠ EFSA: can no longer be considered safe as food additive (2021)

⚠ Genotoxicity concern (nanoparticles)

Silicon — Generally Safe

⚠ Very low toxicity

4 Label claims

• All Other

• Structure/Function

5 Data source

DSLD ID43682

Full labelView at NIH DSLD →

SourceOffice of Dietary Supplements, NIH

Market statusOn market

Entry date2015-03-25

6 More from 21st Century

View 21st Century Safety Scorecard → 179 products

600 + D3 plus Minerals 600 Calcium Supplement 600+D3 600+D3 600+D3 Acai 1000 mg

7 Cite this page

Vancouver

Pkhakadze G. Maximum Strength Glucosamine Relief 1000 mg — product analysis [Internet]. Tbilisi: Public Health Institute of Georgia; 2026 [cited 2026 Jun 24]. Available from: https://supplement.ge/products/maximum-strength-glucosamine-relief-1000-mg-43682/

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