How to compare these papers
Compare cell types, injury models and controls. A formulation, conjugate or combination is a separate intervention; a favorable cellular marker cannot be treated as a demonstrated clinical benefit.
This selected archive contains 26 notes in this topic. Groups describe study design, not a quality ranking or a complete systematic review. Publication year is the source paper year.
Questions to take to the original paper
- What material and experimental population were actually studied?
- What was compared, and which endpoint was measured?
- Were results neutral or conflicting, and what remains untested?
Mixed evidence
- GHK-Cu with ferment extract: evidence belongs to the combination
GHK-Cu / ferment formulation · 2026 · A combined formulation was investigated through cell assays, skin explants and a human cosmetic assessment.
Preclinical study
- GHK-Cu in zebrafish larvae: acute inflammatory markers
GHK-Cu · 2026 · Larval zebrafish were challenged with inflammatory stimuli, then assessed for immune-cell migration, cytokines and oxidative-stress measurements.
- BPC-157 and TB-500 in rat tendon repair: no clear combination advantage
BPC-157 / TB-500 study materials · 2026 · A small randomized rat tendon-transection study compared control, individual interventions and their combination over four weeks.
- BPC-157 in limb reperfusion injury: local tissue endpoints
BPC-157 · 2026 · A small rat model used controlled arterial occlusion and short reperfusion, followed by oxidative, gene-expression and muscle-histology measurements.
- BPC-157 in human arterial tissue: ex-vivo is not a clinical trial
BPC-157 · 2026 · Residual artery segments from surgery were studied as isolated rings, with endothelial removal and nitric-oxide-pathway inhibition.
- GHK-hyaluronan conjugates: a modified material is a different research question
GHK-hyaluronan copper conjugates · 2025 · New copper-binding conjugates were studied in vitro; they were not ordinary GHK-Cu vials.
- GHK-Cu in colitis models: testing a proposed SIRT1/STAT3 link
GHK-Cu · 2025 · Mouse colitis experiments were combined with macrophage-epithelial cocultures, protein measurements and STAT3 silencing.
- BPC-157 after limb ischemia: distant-organ injury measurements
BPC-157 · 2025 · Rats underwent limb ischemia and short reperfusion, after which liver, kidney and lung tissues were examined.
- GHK-Cu in experimental silicosis: a proposed PRDX6 mechanism
GHK-Cu · 2024 · Mouse and macrophage experiments examined oxidative stress, inflammation and fibrosis.
- BPC-157 and growth-hormone receptor expression in tendon cells
BPC-157 · 2014 · This cell study investigated receptor expression rather than a systemic growth-hormone effect.
- BPC-157 and tendon cells: what a laboratory study can show
BPC-157 · 2011 · Tendon-cell experiments explore mechanisms rather than patient recovery.
- BPC-157 and rat ligament repair: looking beyond a single tissue score
BPC-157 · 2010 · The study followed surgically injured medial collateral ligaments using several repair endpoints.
- Thymosin beta 4 and cardiac-cell survival: full-length peptide research
Thymosin beta 4 · 2004 · Cell and mouse experiments linked thymosin beta 4 with ILK and Akt signaling.
- Thymosin beta 4 in corneal cells: apoptosis changed, proliferation did not
Thymosin beta 4 · 2004 · The in-vitro study distinguished cell-survival markers from cell growth.
- BPC-157 after Achilles transection: what a rat injury model measured
BPC-157 · 2003 · An early tendon study combined animal repair measurements with a separate cell experiment.
- GHK-Cu and MMP-2: matrix remodeling includes turnover
GHK-Cu · 2000 · The study examined matrix-degrading enzymes and their inhibitors, not simply collagen accumulation.
- GHK-Cu and wound matrix: interpreting a rat chamber experiment
GHK-Cu · 1993 · A 1993 animal experiment measured extracellular-matrix accumulation in wound chambers.
- GHK-Cu and collagen synthesis: an early fibroblast experiment
GHK-Cu · 1988 · The laboratory study separated collagen production from an increase in cell number.
Clinical trial
- Oral glutathione formulations: exposure differences in a pilot crossover study
Glutathione · 2026 · Fourteen healthy adults participated in a blinded crossover comparison of defined oral formulations, followed by a short single-arm safety phase.
- Glutathione in diabetes: overall findings and post hoc age subgroups
Glutathione · 2022 · An oral-supplementation study followed diabetic participants receiving background treatment and measured redox and glycemic biomarkers over six months.
- Glutathione with cystine: interpreting a combination pigmentation trial
Glutathione · 2022 · A blinded twelve-week trial in Asian women compared a defined oral combination, individual ingredients and placebo using instrumental skin measurements.
- Glutathione and insulin sensitivity: a small trial with mixed biomarker results
Glutathione · 2021 · The short study separated a clamp-based metabolic result from unchanged oxidative-stress measures.
- Topical and oral glutathione: a small formulation comparison
Glutathione · 2021 · A small blinded study combined oral group allocation with topical treatment on facial sides and repeated color measurements.
- GROW: oral glutathione did not improve the investigated growth outcomes
Glutathione · 2020 · The pediatric trial provides a negative result that should remain part of the evidence record.
- Oral glutathione and body stores: biomarkers from a six-month trial
Glutathione · 2015 · A controlled study measured glutathione in several body compartments rather than disease outcomes.
- Glutathione in healthy volunteers: unchanged oxidative-stress biomarkers
Glutathione · 2011 · A four-week controlled study did not show the expected antioxidant biomarker changes.
These are original reading notes on published studies, not product testimonials. Clinical studies used their own pharmaceutical formulations and protocols; their findings do not establish the safety, efficacy or equivalence of materials in our catalog. No personal-use or treatment guidance is provided.