1 Product identity
Ingredient risk
5 ingredients to use with caution
Gt Thymus
BrandSystemic Formulas Bio Function→Other Combinations Capsule 18 ingredients 5 caution DSLD #21889Net contents: 60 Capsule(s)
Target: Adults and Children 4 years and above
DSLD entry: 2013-05-24
2 Ingredients (18)
IngredientGroupSafety
Proprietary BlendProprietary Blend (Combination)—
GelatinGelatin—
LactoseLactose—
Stearic AcidStearic Acid—
Ingredient amounts require the full DSLD label. View full label at NIH DSLD →
⚠️ Use with caution — restricted in some markets
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…
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 C — Generally Safe
⚠ GI distress at high doses
⚠ Kidney stones risk >1g/day
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
Calcium — Conditionally Safe
⚠ Cardiovascular risk debated >1,000 mg/day
⚠ Kidney stones
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
Chromium — Conditionally Safe
⚠ Hypoglycemia with diabetes meds
⚠ Rare renal/hepatic toxicity
Vitamin A — Conditionally Safe
⚠ Teratogenic at high doses
⚠ Hepatotoxic with chronic excess
4 Label claims
• All Other
• Structure/Function
5 Data source
DSLD ID21889
Full labelView at NIH DSLD →
SourceOffice of Dietary Supplements, NIH
Market statusOn market
Entry date2013-05-24
6 More from Systemic Formulas Bio Function
B BrainC ColonD DigestDB12 Digestives + Vitamin B12Ds Digestive SF+ Female Plus7 Cite this page
Vancouver
Pkhakadze G. Gt Thymus — product analysis [Internet]. Tbilisi: Public Health Institute of Georgia; 2026 [cited 2026 Aug 29]. Available from: https://supplement.ge/products/dsld-21889/
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