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Peptides in Queensland: Building evidence to respond to an emerging trend

2 Oct 2026

We are funding new research to better understand the growing use of peptides and their impacts across Queensland.

Delivered by Queensland Injectors Voice for Advocacy and Action (QuIVAA (Qld)), Queensland Injectors Health Network (QuIHN), and The The University of Queensland, the PEAK Project: Peer Education and Action on Knowledge for Peptides will generate new evidence about peptide use, identify emerging risks, and support the development of practical education resources for consumers and frontline workers.

Peptides have emerged as one of the fastest-growing areas within the image and performance-enhancing drugs (IPEDs) market.

Often promoted online for weight loss, muscle growth, recovery and anti-ageing purposes, these products are increasingly available through websites and social media platforms.

Despite growing interest, there remains limited evidence about patterns of use, associated harms and the support needs of people using these substances.

Evidence gathered to date suggests peptide use is increasing, particularly among young people and people seeking improvements in appearance, performance or health outcomes. At the same time, regulatory frameworks, clinical guidance and public health information have struggled to keep pace with the rapidly changing market.

Recent Australian testing has also highlighted concerns about product quality and dose accuracy, reinforcing the need for better information and stronger monitoring of emerging peptide markets.

Our investment in the PEAK Project reflects the need to better understand this rapidly evolving area and ensure Queensland's alcohol and other drug sector is equipped with reliable information and effective harm reduction responses.

The project will:

  • investigate peptide use and associated harms in Queensland
  • examine workforce knowledge and service needs
  • engage people with lived-living experience in the co-design of responses
  • develop evidence-based education resources for consumers and frontline workers
  • establish Queensland's first coordinated evidence base for peptide harm reduction.

Research will include surveys of people who use peptides and health service workers, alongside peer-led co-design workshops. Findings will inform the development of practical resources that support safer decision-making and improve service responses. Resources will be distributed through established peer and health service networks across the state.

Strengthening Queensland's response

By bringing together researchers, peer organisations and health services, the PEAK Project will help build a stronger evidence base to inform future policy, workforce development and harm reduction initiatives.

As new substances and trends continue to emerge, we remain committed to supporting innovative, evidence-informed approaches that improve health outcomes and reduce alcohol and other drug-related harms across the state.

Support and information services

Peer Q-Nect 1800 175 889

Alcohol and Drug Information Service (ADIS) 1800 177 833

Lifeline (National Alcohol & Other Drug Hotline) 1800 250 015

13YARN 13 92 76

Beyond Blue 1300 224 636

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