Pharmaceutical-grade peptides & lab-use compounds available online.
Free US shipping for orders above $600
Skip to content Pharmaceutical-grade peptides & lab-use compounds available online.
Free US shipping for orders above $600
This product is intended solely for use as a research chemical in vitro and laboratory experimentation by licensed, qualified professionals.
Liothyronine is a man-made form of a hormone that is normally produced by your thyroid gland to regulate the body’s energy and metabolism. Liothyronine is given when the thyroid does not produce enough of this hormone on its own.
| Specifications | Price |
|---|---|
| 25mcg × 100 tablets/bottle | $25.00 |
| 40mcg × 100 tablets/bottle | $30.00 |
HPLS
Testing
Endotoxin
Assay
TYMC
Test
TYMC
Test
Heavy Metal
Screening
| Property | Details |
|---|---|
| Molecular Formula | C₁₅H₁₁I₃NNaO₄ |
| Molecular Weight | 672.96 g/mol |
| CAS Number | 55-06-1 |
Medical Applications
Breast cancer (ER+ tumors) – Reduces recurrence risk by 50%
Gynecomastia prevention/treatment (even during steroid cycles)
Performance-Enhancing Uses
Post-Cycle Therapy (PCT) – Restores HPTA function after steroids/SARMs
Prevents estrogen rebound when stopping aromatase inhibitors (AIs)
Bone & Cholesterol Benefits
Protects bone density (unlike AIs, which weaken bones)
Improves lipid profile (lowers LDL, raises HDL)
1688pharmacy is more than just a trusted supplier of research peptides. We are committed to scientific advancement, dedicated to providing the highest quality pharmaceutical-grade compounds that empower researchers and clients to achieve their goals.
Our proprietary processes and meticulous sourcing of premium materials ensure that every peptide we offer meets the most stringent pharmaceutical standards with verified 99% purity.
Every peptide undergoes rigorous third-party laboratory testing using advanced techniques like HPLC, LC-MS, and NMR. Complete Certificates of Analysis available for transparency and verification.
We provide expedited worldwide shipping with reliable tracking and discreet packaging. Our dedicated customer support team assists with orders, storage guidelines, and product inquiries promptly.