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Heres what the science says

Anti-Aging Benefits Tesamorelin : While not primarily used for anti-aging, Tesamorelins ability to increase GH and IGF-1 can provide some benefits like improved skin tone and body composition

Some individuals experience mild gastrointestinal effects including nausea or abdominal discomfort, particularly with higher doses or when first initiating therapy

Effects of tesamorelin (TH9507), a growth hormone-releasing factor analog, on body composition in HIV-associated lipodystrophy: a randomized, double-blind, placebo-controlled trial

He discovered that by modifying a painkilling peptide our bodies produce, he had created molecules that could also increase production of growth hormone