Research use only. All compounds are for in vitro laboratory research. Not for human consumption. Not FDA approved.
HGH Fragment 176-191 research peptide vial
HPLC Verified
>99% Purity
COA Included
Metabolic Research Peptides

HGH Fragment 176-191

$49.99
HGH Fragment 176-191 — C-terminal fragment of human growth hormone studied for adipocyte lipolysis and fat metabolism research models. >99% HPLC purity. Research use only.
Format Lyophilized powder
Purity >99% HPLC verified
Storage Lyophilized: -20°C
CAS Number
Select Size
Also available: Semaglutide →
In Stock — 2–5 day domestic delivery
HPLC Verified
>99% Purity
📄 COA Included
For Research Use Only (RUO)
Not for human consumption. Not intended to diagnose, treat, cure, or prevent any disease. For in vitro and laboratory research purposes only.
HGH Fragment 176-191 $49.99

Product Information

Why Buy HGH Fragment 176-191 from Official Peptides

Official Peptides stocks HGH Fragment 176-191 at 99%+ purity with independent third-party verification on every batch. We ship from the US with cold pack packaging and same-day dispatch available. Researchers and labs choose Official Peptides for accurate peptide identity, competitive pricing, and consistent stock availability.

HGH Fragment 176-191 Research Profile

HGH Fragment 176-191 is a stabilized analog derived from the C-terminal region of human growth hormone, specifically amino acids 176 through 191. Preclinical research has examined this fragment for its lipolytic activity, which is associated with the fat-metabolizing properties of the parent HGH molecule but without the insulin-like or growth-promoting effects of full-length HGH. Studies in rodent models have shown preferential effects on adipose tissue metabolism. For research use only; not approved for human therapeutic use.

Product Specifications

  • Purity: ≥99% (HPLC verified)
  • Format: Lyophilized powder
  • Quantity: 5mg per vial
  • Storage: Refrigerate at 2-8°C; protect from light
  • Shipping: USPS Priority Mail with cold pack; dispatched within 1 business day

Frequently Asked Questions

Q: What distinguishes HGH Fragment 176-191 from full HGH in research?
A: HGH Fragment 176-191 is isolated from residues 176-191 of the full HGH sequence and retains fat-metabolizing properties without the anabolic or mitogenic effects associated with the full-length hormone. This makes it useful in research examining selective lipolytic mechanisms independent of IGF-1 axis activation.

Q: Is HGH Fragment 176-191 water soluble?
A: Yes. Lyophilized HGH Fragment 176-191 reconstitutes readily in sterile or bacteriostatic water. Most research protocols use bacteriostatic water for reconstitution to preserve stability over multiple uses.

Q: How should HGH Fragment 176-191 be stored after reconstitution?
A: After reconstitution, store at 2-8°C and use within 30 days. Keep the vial sealed and protected from light to prevent peptide degradation. Discard if the solution appears cloudy or discolored.

Order HGH Fragment 176-191 Online

Order HGH Fragment 176-191 from Official Peptides for fast US-based fulfillment. Secure checkout, free shipping on orders over $150, and guaranteed purity on every vial. Add to your cart and check out in minutes.

For Research Use Only. This compound is intended strictly for in vitro laboratory research by qualified scientists. Not for human consumption. Not FDA approved. Keep out of reach of children.

Third-Party Verified

Every Order Ships with a Certificate of Analysis

We don't just claim purity — we prove it. Every batch of HGH Fragment 176-191 is independently tested by an accredited third-party laboratory before it reaches you. Your COA is linked to your specific lot number.

HPLC purity analysis — minimum threshold >99%
Mass spectrometry — molecular weight confirmation
Lot number traceable to your order
Endotoxin limits verified — safe for cell-based assays
View Sample COA & Testing Process
Official Peptides Labs Certificate of Analysis
ProductHGH Fragment 176-191
Lot #OP-2025-8081
HPLC Purity>99.0%99.2%PASS
Mass Spec (MW)ConfirmedConfirmedPASS
Endotoxin<1 EU/mg<0.5 EU/mgPASS

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