1 Product identity
Ingredient risk
Contains restricted ingredients
Sentry Heart
Brand21st Century→Other Combinations Tablet or Pill 45 ingredients 1 banned 7 caution DSLD #43714Net contents: 60 Tablet(s)
Target: Adults and Children 4 years and above
DSLD entry: 2015-03-25
2 Ingredients (45)
IngredientGroupSafety
TinTin—
NickelNickel—
PhytosterolsPhytosterol (mixed)—
CelluloseCellulose—
StarchStarch—
Stearic AcidStearic Acid—
Polyvinyl AlcoholPolyvinyl alcohol—
PolyvinylpyrrolidonePovidone—
PEGPolyethylene glycol—
EthylcelluloseEthylcellulose—
Artificial colorColor—
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
Vitamin D — Granulomatous diseases (sarcoidosis, TB) — unregulated extra-renal CYP27B1 can cause life-threatening hypercalcemia even at standard doses [2][21]
Thiamin — Wernicke encephalopathy: classic triad (confusion, ophthalmoplegia, ataxia) is present in only 16% of cases — any ONE element in an at-risk patie…
Vitamin B6 — Sensory neuropathy from chronic high-dose B6 (>200 mg/day) — presents as numbness, ataxia. Can be irreversible. Often self-prescribed by patients…
Vitamin B12 — Nitrous oxide anesthesia in subclinically B12-deficient patients can precipitate acute combined degeneration — always check B12 before elective p…
Iron — Iron supplementation in iron-replete patients may increase cardiovascular and cancer risk — always document deficiency before prescribing [1].
Magnesium — Severe deficiency (<0.50 mmol/L) causes secondary hypocalcemia and hypokalemia that will not correct until magnesium is repleted first [1].
Zinc — Chronic zinc >40 mg/day without copper causes copper deficiency: anemia, neutropenia, myeloneuropathy [1].
3 Safety cross-reference
Vitamin A — Conditionally Safe
⚠ Teratogenic at high doses
⚠ Hepatotoxic with chronic excess
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 E — Conditionally Safe
⚠ Increased bleeding risk
⚠ All-cause mortality at >400 IU/day
Vitamin K — Limited Evidence
⚠ Critical interaction with warfarin
Thiamin — Use with Caution
⚠ Very low toxicity
Riboflavin — Generally Safe
⚠ Harmless yellow urine
Niacin — Conditionally Safe
⚠ Flushing at >50 mg
⚠ Hepatotoxicity at high doses
Vitamin B6 — Use with Caution
Folate — Conditionally Safe
⚠ May mask B12 deficiency
⚠ Colorectal cancer risk debated
Vitamin B12 — Use with Caution
Biotin — Generally Safe
⚠ Interferes with troponin and thyroid lab assays
Pantothenic Acid — Limited Evidence
⚠ Diarrhea at very high doses
Calcium — Conditionally Safe
⚠ Cardiovascular risk debated >1,000 mg/day
⚠ Kidney stones
Iron — Use with Caution
⚠ GI upset, constipation
⚠ Fatal toxicity in children
Phosphorus — Generally Safe
⚠ Excess impairs calcium absorption
Iodine — Conditionally Safe
⚠ Thyroid dysfunction at excess
⚠ Kelp: variable content
Magnesium — Use with Caution
⚠ Diarrhea (especially oxide)
⚠ Accumulates in renal impairment
Zinc — Use with Caution
⚠ Copper deficiency at >40 mg/day
⚠ Nausea, metallic taste
Selenium — Conditionally Safe
⚠ Selenosis >400 mcg
⚠ Diabetes risk at high doses
Copper — Conditionally Safe
⚠ Hepatotoxicity at high doses
Manganese — Conditionally Safe
⚠ Neurotoxicity with chronic excess
Chromium — Conditionally Safe
⚠ Hypoglycemia with diabetes meds
⚠ Rare renal/hepatic toxicity
Molybdenum — Generally Safe
⚠ Very low toxicity
Chloride — Generally Safe
⚠ Co-ingested with sodium
Potassium — Conditionally Safe
⚠ Hyperkalemia risk
⚠ Dangerous with ACE inhibitors
Boron — Conditionally Safe
⚠ Reproductive toxicity in animals
Silicon — Generally Safe
⚠ Very low toxicity
Vanadium — Limited Evidence
⚠ GI toxicity: nausea, vomiting, diarrhea
⚠ Green tongue
Sodium — Limited Evidence
⚠ Hypertension
⚠ Fluid retention
Titanium Dioxide — Banned in ≥1 country
⚠ EFSA: can no longer be considered safe as food additive (2021)
⚠ Genotoxicity concern (nanoparticles)
4 Label claims
• All Other
• Structure/Function
5 Data source
DSLD ID43714
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 Minerals600 Calcium Supplement600+D3600+D3600+D3Acai 1000 mg7 Cite this page
Vancouver
Pkhakadze G. Sentry Heart — product analysis [Internet]. Tbilisi: Public Health Institute of Georgia; 2026 [cited 2026 Jul 17]. Available from: https://supplement.ge/products/sentry-heart-43714/
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