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Someone on a bodybuilding forum described their current drug plan and asked whether adding a bunch of experimental peptides and supplements to their testosterone therapy is a good idea. Right now they’re taking testosterone cypionate (200 mg a week) with HCG (to keep testicular function), and they want to add IGF‑LR3 or tesamorelin (TESA), plus a “GLO” stack (which here includes NAD and MOTS‑C). They’re fit, disciplined with diet, and have used the GLO stack before; they’re weighing whether to keep tesamorelin in the mix. IGF‑LR3 is a lab-made version of insulin‑like growth factor 1 (IGF‑1), a hormone that helps tissues grow and repair. The “LR3” form is engineered to last longer in the body. Tesamorelin is a synthetic molecule that prompts the pituitary to release growth hormone (it’s approved for a narrow medical use: reducing belly fat in HIV patients). NAD (nicotinamide adenine dinucleotide) is a molecule involved in cellular energy and is sometimes taken to try to boost metabolism or cellular repair. MOTS‑C is a small peptide derived from mitochondrial DNA that some people use for metabolic effects. People who lift weights sometimes stack these because they hope for better muscle, recovery, or fat loss. What the evidence shows varies a lot and is mostly thin. Testosterone at the dose mentioned is a known, well-studied hormone replacement/ergogenic that increases muscle and strength but carries known risks. Tesamorelin has clinical trials for a very specific use; it can raise growth hormone and affect body composition in those settings, but it’s not proven or approved for bodybuilding. IGF‑LR3 and MOTS‑C have mostly been studied in cells or animals, or in tiny, early human studies if at all; we don’t have robust, long-term safety or effectiveness data in healthy people trying to build muscle. NAD supplements (and IV NAD) are popular but evidence for big performance or anti‑aging benefits in healthy adults is limited. Importantly, combining growth hormone–stimulating drugs with IGF variants can amplify tissue‑growth signals in ways we don’t fully understand in real people. Why this matters to someone reading along: stacking multiple hormones and experimental peptides ups both potential gains and potential harms. A person chasing more muscle or faster recovery might see some benefit, but gains are uncertain and probably smaller than the marketing implies. There are also practical issues: cost, injection technique, sourcing (many peptides sold online are unregulated), and the challenge of monitoring effects. If you’re already on testosterone and HCG, adding additional hormone‑affecting agents changes blood markers and side effects and can complicate medical care. Caveats and risks are important. Side effects can include joint pain, swelling, insulin resistance or blood sugar changes, abnormal growth of tissues, fluid retention, and unknown long‑term cancer risk from chronic growth signals. Some peptides are unregulated, may be contaminated or mislabeled, and dosing is uncertain. Tesamorelin is prescription‑only for a narrow indication; using it off‑label for bodybuilding is not approved. People with diabetes, cancer risk, heart disease, or who plan to have children should be especially cautious. Always talk to a knowledgeable clinician who can check labs and discuss legal, safety, and ethical issues before adding these compounds. Bottom line: combining testosterone with IGF‑LR3, tesamorelin, NAD, and MOTS‑C is experimental and carries real uncertainties and risks; if you’re considering it, get medical supervision, reliable sourcing, and clear plans for monitoring.
Source: r/Peptides