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The match-ups people search for most, side by side. Each one shows the honest evidence grade, why people buy it, and where it stands in the UK and in sport. No selling, no protocols, no dosing.
Peptides
BPC-157 vs TB-500
Both are Grade D: the healing results come from animals, not people. Neither is licensed in the UK, and both are banned in sport.
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Semaglutide vs Tirzepatide
Both are licensed UK medicines with huge trials behind them. In head-to-head studies, tirzepatide gave more weight loss than semaglutide.
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Retatrutide vs Tirzepatide
Tirzepatide is a licensed UK medicine. Retatrutide showed even bigger weight loss in trials, but is not approved and is banned in sport.
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Retatrutide vs Semaglutide
Semaglutide is a proven, licensed UK medicine. Retatrutide gave bigger weight loss in trials, but is still experimental and unlicensed.
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Orforglipron vs Semaglutide
Both are licensed UK medicines for weight loss. Orforglipron is a daily pill, but it gave less weight loss than the strongest injections.
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Liraglutide vs Semaglutide
Both are licensed UK medicines that copy a gut hormone. Liraglutide is a daily injection, and its trials showed less weight loss than semaglutide's.
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TB-500 vs Thymosin Beta-4
TB-500 is a small man-made piece of thymosin beta-4, not the same thing. Only the whole protein has human trials, and those mostly disappointed.
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CJC-1295 vs Ipamorelin
Both raise growth hormone in people, but nobody has shown that actually helps. Neither is licensed, and both are banned in sport.
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Ipamorelin vs MK-677
Both raise growth hormone. MK-677 is a pill with more human trials, but it still did not make people stronger or healthier.
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Human Growth Hormone vs MK-677
HGH is a licensed medicine for people who lack growth hormone. MK-677 raises growth hormone as a pill, but its maker abandoned it.
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GHK-Cu vs Matrixyl
Both are face-cream ingredients with small, real effects on skin. GHK-Cu is also injected, which nobody has properly tested in people.
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Selank vs Semax
Both are Russian nasal-spray medicines backed by small, mostly Russian studies. Selank is taken for anxiety, Semax for focus and memory.
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Epitalon vs NMN
NMN has small human studies, while Epitalon rests mostly on lab and animal work. Neither has been shown to slow ageing in people.
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AOD-9604 vs HGH Fragment 176-191
They are close versions of the same piece of growth hormone. AOD-9604 was tested in about 900 people and failed; the fragment is even less tested.
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Melanotan I vs Melanotan II
Melanotan I is a licensed implant for one rare illness, but untested for tanning. Melanotan II does tan skin, but its safety tests were never finished.
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Cagrilintide vs Eloralintide
Both are experimental weekly injections that copy amylin, the fullness hormone. Cagrilintide has a large year-long study; eloralintide has one mid-size study so far.
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Nicotinamide Riboside vs NMN
Both raise NAD+ in people but have not shown real health gains. NR is a legal UK supplement; NMN is not yet allowed as one.
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IGF-1 DES vs IGF-1 LR3
Both are versions of the growth signal IGF-1, untested in people as a treatment. Both are unlicensed in the UK and banned in sport.
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GLOW 70 vs KLOW 80
KLOW 80 is GLOW 70 with KPV added, a peptide never tested in people. Neither blend has been tested in anyone.
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The Healing Stack vs The Wolverine Stack
Wolverine is BPC-157 and TB-500; the Healing Stack adds KPV and GHK-Cu. Neither mix has been tested in people.
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