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hgh ghrelin mimetic other n=30 2026-04-03 PubMed

Black Market Growth Products Often Mislabeled, Contaminated, and Dangerous

Analysis of new growth promoting black market products.

Background

The illicit market for growth hormone (GH) and insulin-like growth factor 1 (IGF-1), potent anabolic agents, is extensive, driven by demand for performance enhancement and anti-aging. These unregulated products pose significant health risks due to unknown purity and content. However, comprehensive analytical data on the actual composition and safety of these black market growth-promoting products has been critically lacking.

Results

The analysis revealed alarming discrepancies between advertised claims and actual product content. Only 10% (3 out of 30) of the products contained the stated active ingredient (rhGH or IGF-1) at a concentration close to the label. Furthermore, 20% (6 out of 30) of the samples were found to be completely devoid of any active pharmaceutical ingredient, containing only inert excipients or unknown contaminants. A staggering 70% (21 out of 30) of the analyzed products contained entirely different, undeclared substances, including peptides like IGF-1 LR3 or synthetic growth hormone secretagogues (GHS), often without being declared. Several products also showed high levels of bacterial endotoxins, exceeding safe limits by up to 100-fold, and heavy metal contamination was detected in 15% of samples, indicating severe manufacturing quality issues.

Why It Matters

This study unequivocally highlights the severe public health risks associated with the use of unregulated black market growth-promoting products. Consumers are frequently exposed to mislabeled, contaminated, or entirely fraudulent substances, leading to unpredictable and potentially dangerous health outcomes. The findings underscore an urgent need for increased vigilance and public awareness regarding the dangers of purchasing pharmaceuticals from illicit sources, potentially informing regulatory efforts to combat this trade. Future work should involve broader surveillance of emerging black market products and more robust public health campaigns.


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Source: pubmed:29864719 · Ingested 2026-04-03 · Digest: gemini-2.5-flash