1 Product identity
Ingredient risk
2 ingredients to use with caution
TrueJoint FLX
BrandNatureCity→Other Combinations Capsule 10 ingredients 2 caution DSLD #320943Net contents: 120 Capsule(s)
Target: Adults and Children 4 years and above
DSLD entry: 2025-02-23
2 Ingredients (10)
IngredientGroupSafety
TendoGuardProprietary Blend—
TamaFlexProprietary Blend (Herb/Botanical)—
GelatinGelatin—
Rice FlourRice—
Stearic AcidStearic Acid—
Medium Chain TriglycerideMedium chain triglycerides (MCT)—
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]
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
Vitamin D — Use with Caution
⚠ Hypercalcemia at >10,000 IU/day
⚠ Vascular calcification risk
Andrographis — Conditionally Safe
⚠ GI discomfort
⚠ Headache
Magnesium — Use with Caution
⚠ Diarrhea (especially oxide)
⚠ Accumulates in renal impairment
Silicon — Generally Safe
⚠ Very low toxicity
4 Label claims
• All Other
• Structure/Function
5 Data source
DSLD ID320943
Full labelView at NIH DSLD →
SourceOffice of Dietary Supplements, NIH
Market statusOn market
Entry date2025-02-23
6 More from NatureCity
View NatureCity Safety Scorecard → 3 products
TrueGlucoSPTrueHNS7 Cite this page
Vancouver
Pkhakadze G. TrueJoint FLX — product analysis [Internet]. Tbilisi: Public Health Institute of Georgia; 2026 [cited 2026 Aug 25]. Available from: https://supplement.ge/products/dsld-320943/
CC BY 4.0. Product data from NIH DSLD; safety analysis by SupplementIndex.
GP
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
Publisher: PHIG