Side by side
Glutathione vs Tesamorelin
Both are discussed for anti-aging & longevity. What this site records about each, side by side. Every figure is on the compound's own page with the source it came from.
| Glutathione | Tesamorelin | |
|---|---|---|
| What it is | The body's main antioxidant, and a poor drug. The FDA has warned specifically against the injectable skin-lightening use. That is what most of it is sold for. | A GHRH analogue approved by the FDA for reducing excess visceral fat in HIV-associated lipodystrophy. The only compound in this category with completed phase 3 trials. |
| EvidenceHow much human evidence exists, not how well it works. | Early human trials | Approved for another indication |
| Regulatory statusReviewed 2026-08-18 | Not approved as a medicine for skin lightening or antioxidant use in the United States or the European Union. The FDA has issued a specific warning about injectable skin-lightening products containing glutathione — citing unapproved status — unknown safety and contamination risk. Oral glutathione is sold as a dietary supplement. | Approved by the FDA as a prescription medicine for reducing excess visceral abdominal fat in adults with HIV-associated lipodystrophy. It is not approved for body composition, athletic performance or anti-ageing use, and material sold as a research chemical is not the approved product. |
| Routes | Intravenous, Intramuscular, Oral | Subcutaneous |
| Half-life | Not recorded | 0.4 hours |
| Cheapest per mgVials only, read from vendors' own listings and dated on the price index. | $0.02/mg | $2.35/mg |
| Median per mg | $0.05/mg | $7.00/mg |
| Vendors with a price | 41 | 49 |
| Storage once mixed | Use promptly. The reduced form oxidises in solution, and the oxidised form is not what is wanted. | Refrigerated at 2–8 °C. The approved product is intended for use shortly after reconstitution rather than stored for weeks. |
Compare two other compounds · The full price index
This page is educational. It describes what published research reports, not what you should do. Peptides discussed here are largely not approved for human use, and nothing on BioAlmanac is medical advice. Nothing here ranks these two against each other. A table can show that one has more human evidence behind it or costs less per milligram; neither of those is a recommendation, and the right comparison for any person is one their doctor makes with them.