Skip to content
Peptide.Guide

FDA Category 2 · restricted from compounding

This compound is on the FDA’s interim Section 503A Category 2 bulks list and cannot be legally compounded by US pharmacies. An HHS announcement in February 2026 signaled intent to restore several peptides to Category 1, but no Federal Register action has been published. Check the FDA PCAC schedule for updates.

Read the full regulatory context
ExperimentalSkin & HairSubQDailyPartial data

GLOW

Proprietary compounded blend combining GHK-Cu, BPC-157, and TB-500 for skin and systemic regeneration.

Read dosing protocol

§ 01   Overview

Overview

Proprietary compounded blend combining GHK-Cu, BPC-157, and TB-500 for skin and systemic regeneration.

No controlled data on the specific blend; components have preclinical support.

§ 02   Mechanism

Mechanism of action

GLOW stacks the gene-expression and collagen effects of GHK-Cu with the repair signaling of BPC-157 and the actin-regulating effects of TB-500, targeting skin quality and soft-tissue recovery simultaneously.

  • 01Skin quality and elasticity
  • 02Soft-tissue repair
  • 03Convenience of single-vial administration

§ 03   Dosing

Dosing protocol

Standard Protocol

Dose Range
10 – 20 units daily (0.1 – 0.2 ml)
Route
SubQ
Timing
Any time
Frequency
Daily
Cycle
6–8 weeks

§ 04   Evidence

Evidence & research

Experimental

No controlled data on the specific blend; components have preclinical support.

FDA Status

Not FDA-approved. BPC-157 on FDA Negative List.

§ 05   Stacks

Common stacks

GHK-Cu

Component

BPC-157

Component

TB-500

Component

§ 06   News

In the news

8 articles from the last 12 months · updates hourly

§ 07   Sourcing

Sourcing & supply

Regulatory status

Restricted from compounding

Placed on the FDA's 503A Category 2 list and cannot be lawfully compounded in the US. No brand pharmacy alternative exists. US buyers encounter only research-use-only (RUO) channels, which the FDA's Intended Use Doctrine treats as unapproved drug sales.

Research-use-only · 1

Research-use-only

Ascension Peptides

Among newer RUO vendors with cleaner credibility signals. SafeCert Labs (CLIA-certified) testing, 4.8 Trustpilot. US-only.

Third-Party Testing
Visit

Listings are informational, not endorsement. Verify credentials and flags against FDA and PCAB databases before purchasing. Full directory & how to verify →

§ 09   Safety

Safety & side effects

Side effects

  • 01As per components

Contraindications

None specified.

◆   In this categoryMore from Skin & Hair
01

BPC-157

Pentadecapeptide derived from a gastric protein; widely used in research and compounding for tendon, gut, and soft-tissue repair.

Preclinical
02

TB-500

Synthetic fragment of thymosin beta-4 promoting actin regulation, cell migration, and tissue repair.

Preclinical
03

GHK-Cu

Copper-binding tripeptide with broad effects on wound healing, collagen synthesis, and hair follicle function.

Clinical
04

AHK-Cu

Copper tripeptide used topically to stimulate hair follicle activity and improve follicle vascularization.

Preclinical
05

GHK-Cu (Capsules)

Oral capsule form of GHK-Cu marketed for systemic skin and connective tissue support.

Experimental

This site is for educational and research purposes only. It does not constitute medical advice. Always consult a qualified healthcare provider before using any peptide or supplement.