1 Product identity
Ingredient risk
2 ingredients to use with caution
Thyrene
BrandMetabolic Nutrition→Other Combinations Capsule 22 ingredients 2 caution DSLD #62520Net contents: 30 Capsule(s)
Target: Adults and Children 4 years and above
DSLD entry: 2016-07-25
2 Ingredients (22)
IngredientGroupSafety
Thyrene Metabolic Damage Weight Loss Solution BlendProprietary Blend (Combination)—
Coleus forskohliiColeus—
Poly-ThyroninePoly-thyronine—
MCMCMethylcarboxy methylcellulose—
FD&C Yellow 10Color—
FD&C Green 3Color—
GelatinGelatin—
Ingredient amounts require the full DSLD label. View full label at NIH DSLD →
⚠️ Use with caution — restricted in some markets
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…
3 Safety cross-reference
Niacin — Conditionally Safe
⚠ Flushing at >50 mg
⚠ Hepatotoxicity at high doses
Vitamin B6 — Use with Caution
Vitamin B12 — Use with Caution
Folate — Conditionally Safe
⚠ May mask B12 deficiency
⚠ Colorectal cancer risk debated
Iodine — Conditionally Safe
⚠ Thyroid dysfunction at excess
⚠ Kelp: variable content
Potassium — Conditionally Safe
⚠ Hyperkalemia risk
⚠ Dangerous with ACE inhibitors
Calcium — Conditionally Safe
⚠ Cardiovascular risk debated >1,000 mg/day
⚠ Kidney stones
Phosphorus — Generally Safe
⚠ Excess impairs calcium absorption
Chromium — Conditionally Safe
⚠ Hypoglycemia with diabetes meds
⚠ Rare renal/hepatic toxicity
L-Tyrosine — Limited Evidence
⚠ May worsen hyperthyroidism
⚠ Migraine trigger in some
Guggul — Limited Evidence
⚠ GI upset, headache
⚠ Thyroid stimulation
L-Carnitine — Generally Safe
⚠ Fishy body odor
⚠ TMAO concern
Alpha-Lipoic Acid — Conditionally Safe
⚠ May lower blood glucose
⚠ May lower thyroid hormones
Silicon — Generally Safe
⚠ Very low toxicity
4 Label claims
• All Other
• Structure/Function
5 Data source
DSLD ID62520
Full labelView at NIH DSLD →
SourceOffice of Dietary Supplements, NIH
Market statusOn market
Entry date2016-07-25
6 More from Metabolic Nutrition
View Metabolic Nutrition Safety Scorecard → 11 products
AshwagandhaT.A.G. Blue RaspberryT.A.G. Fruit PunchT.A.G. Fruit PunchT.A.G. GrapeT.A.G. Green Apple7 Cite this page
Vancouver
Pkhakadze G. Thyrene — product analysis [Internet]. Tbilisi: Public Health Institute of Georgia; 2026 [cited 2026 Aug 29]. Available from: https://supplement.ge/products/thyrene-62520/
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