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IGF-1 LR3 has a half-life of about 20-30 hours and is much more potent than base IGF-1

Generally well tolerated in typical research-style protocols, with most reports noting mild or manageable effects when they occur

Bodybuilding & Muscle Recovery Bodybuilding Epitalon has gained attention in the fitness industry due to its role in tissue regeneration and muscle recovery

Restores joint function

The results were astonishing, as the GSH levels significantly increased in 1, 3, and 6 months

The legal access landscape shifted meaningfully in April 2026 when the FDA removed both peptides from its Category 2 restricted list