---
title: "Peptide street names, slang and stacks"
url: https://humanpeptides.fyi/street-names
site: humanpeptides.fyi
last_reviewed: 2026-10-11
---


# What they call it.

> Names as used in gyms, forums and gray-market listings, reported not endorsed. humanpeptides.fyi makes no claims of its own; no stack here has been studied as a combination.

## Popular blends

Peptides mixed in one vial or taken together, and the handles people use for them.

### The Wolverine Stack

- Contains: [BPC-157](https://humanpeptides.fyi/peptides/bpc-157) + [TB-500](https://humanpeptides.fyi/peptides/tb-500)
- BPC-157 and TB-500 taken together, named after the comic-book character for its reputation for fast soft-tissue, tendon and ligament repair. That reputation rests on mostly animal research on each component; the pair has not been studied as a combination.
- Also written as: Wolverine Stack, Wolverine, Wolverine blend, Wolverine peptide, Wolverine combo, BPC TB stack, BPC + TB
- Name in use (as "Wolverine stack"): "the so-called "Wolverine stack," a combination of the clinically named BPC-157 and TB-500 injected by biohackers" <https://hub.jhu.edu/2026/09/16/what-to-know-about-gray-market-peptides/>

### The YMCA Stack

- A loosely used underground name for recovery stacks that pair joint-repair or metabolic peptides with sleep-related peptides around bedtime and waking. No fixed formula is published, so the components vary by seller or user.
- Also written as: YMCA Stack, YMCA, YMCA peptide stack
- No published page using this name was found.

### The Power Combo / Liquid Gold

- Contains: [CJC-1295 without DAC](https://humanpeptides.fyi/peptides/cjc-1295-no-dac) + [Ipamorelin](https://humanpeptides.fyi/peptides/ipamorelin)
- The common handle for CJC-1295 with ipamorelin, the most widely discussed growth-hormone-releasing blend, marketed for body recomposition, muscle tone and sleep. The blend itself has no human trial.
- Also written as: Power Combo, Liquid Gold, the power combo, CJC Ipa, CJC/Ipamorelin, CJC ipam
- Name in use (as "power combo"): "This power combo is the wellness world’s version of “work smarter, not harder.” Together, these peptides support your body’s natural growth hormone production" <https://getgoodchemistry.com/peptide-therapy-cumming-ga-peptides-for-energy-and-longevity/>

## Warrior and mythological muscle stacks

Names marketed for mass, hypertrophy and performance.

### The Spartan Stack (Spartan 3)

- As given in circulating lists: [CJC-1295 without DAC](https://humanpeptides.fyi/peptides/cjc-1295-no-dac) + GHRP-6 (not in this index) + [BPC-157](https://humanpeptides.fyi/peptides/bpc-157)
- Mod GRF 1-29 (CJC-1295 without DAC) with GHRP-6, sometimes with BPC-157 added. Marketed for aggressive bulking phases because GHRP-6 is known for sharply increasing hunger. BPC-157 is an optional add-on in some versions. GHRP-6 is not covered in this index.
- Also written as: Spartan Stack, Spartan 3, Spartan, Spartan peptide stack
- Where published, the name means: BPC-157 + TB-500 + CJC-1295/Ipamorelin (telehealth seller page) <https://formblends.com/articles/peptide-hub/spartan-stack-performance-peptides>

### The Hercules Stack

- As given in circulating lists: [IGF-1 LR3](https://humanpeptides.fyi/peptides/igf-1-lr3) + [CJC-1295 without DAC](https://humanpeptides.fyi/peptides/cjc-1295-no-dac) + [Ipamorelin](https://humanpeptides.fyi/peptides/ipamorelin)
- IGF-1 LR3 with CJC-1295 and ipamorelin, marketed for direct muscle growth. IGF-1 LR3 has no human trials; its muscle claims come from cell and animal work and user reports.
- Also written as: Hercules Stack, Hercules, Hercules peptide stack
- Where published, the name means: BPC-157 + TB-500 + a growth hormone secretagogue, sometimes IGF-1 (telehealth seller page) <https://formblends.com/articles/peptide-hub/spartan-stack-performance-peptides>

### The Thor Stack

- As given in circulating lists: PEG-MGF (not in this index) + [Ipamorelin](https://humanpeptides.fyi/peptides/ipamorelin)
- PEG-MGF (pegylated mechano growth factor) with ipamorelin, marketed for post-training recovery and muscle density. PEG-MGF is not covered in this index.
- Also written as: Thor Stack, Thor, Thor peptide stack
- Where published, the name means: Tesamorelin + CJC-1295 + Ipamorelin (clinic package) <https://www.upliftingmedispa.com/treatment/peptide-packages>

### The Zeus Stack

- As given in circulating lists: [CJC-1295 without DAC](https://humanpeptides.fyi/peptides/cjc-1295-no-dac) + [Ipamorelin](https://humanpeptides.fyi/peptides/ipamorelin) + [Tesamorelin](https://humanpeptides.fyi/peptides/tesamorelin)
- CJC-1295, ipamorelin and tesamorelin together, marketed as a premium growth-hormone stack for lean mass and definition. Tesamorelin is FDA-approved only to reduce abdominal fat in adults with HIV-associated lipodystrophy; the combination is unstudied.
- Also written as: Zeus Stack, Zeus, Zeus peptide stack
- Where published, the name means: A six-peptide protocol built around BPC-157 and TB-500 (seller blog) <https://vanguardbio.ai/blog/zeus-bpc157-tb500-recovery>

### The Goddess Stack

- As given in circulating lists: [GHK-Cu](https://humanpeptides.fyi/peptides/ghk-cu) + [PT-141](https://humanpeptides.fyi/peptides/pt-141) + HGH Fragment 176-191 (not in this index)
- Marketed to women as the counterpart to the mass stacks: GHK-Cu for skin and collagen, PT-141 for libido and HGH Fragment 176-191 for fat loss. PT-141 is FDA-approved only for premenopausal women with hypoactive sexual desire disorder. Fragment 176-191 is not covered in this index.
- Also written as: Goddess Stack, Goddess, Goddess peptide stack
- Where published, the name means: PT-141 + GHK-Cu + BPC-157, sometimes with growth hormone peptides or kisspeptin (telehealth seller page) <https://formblends.com/articles/peptide-hub/goddess-stack-peptide-women>

## Longevity and cellular stacks

Anti-aging handles for telomere, mitochondria, sleep and inflammation blends.

### The Fountain of Youth Stack

- Contains: [Epithalon](https://humanpeptides.fyi/peptides/epithalon) + [GHK-Cu](https://humanpeptides.fyi/peptides/ghk-cu)
- Epitalon with GHK-Cu, marketed for telomeres and skin. Epitalon's telomere findings are from cell studies and small Russian trials of a related extract; GHK-Cu's skin data are mostly topical cosmetic studies.
- Also written as: Fountain of Youth Stack, Fountain of Youth, FOY stack
- Name in use (as "Fountain of Youth"): "Fountain of Youth is an impactful blend of peptides designed for anti-aging and restoring the skin's youthful appearance from within. It combines Epitalon and GHK-Cu" <https://regenmdwellness.com/products/fountain-of-youth>

### The Midnight Regenerator

- As given in circulating lists: [DSIP](https://humanpeptides.fyi/peptides/dsip) + [Epithalon](https://humanpeptides.fyi/peptides/epithalon)
- DSIP with Epitalon, marketed for deep sleep and melatonin rhythm. DSIP's human sleep trials are small and mixed; the pair is unstudied.
- Also written as: Midnight Regenerator, Midnight stack, Midnight Regenerator stack
- No published page using this name was found.

### The Immortal / Cellular Reset

- As given in circulating lists: [MOTS-c](https://humanpeptides.fyi/peptides/mots-c) + Humanin (not in this index)
- MOTS-c with humanin, two mitochondrial-derived peptides marketed to mimic the metabolic effects of exercise and counter age-related insulin resistance. MOTS-c's performance findings are from animal studies. Humanin is not covered in this index.
- Also written as: Immortal stack, The Immortal, Cellular Reset, Cellular Reset stack
- Where published, the name means: Epithalon + NAD+ + MOTS-c + DSIP (research-chemical seller) <https://beyondhealthlab.com/shop/the-immortal-stack/>

### The Silver Bullet

- As given in circulating lists: [KPV](https://humanpeptides.fyi/peptides/kpv) + [BPC-157](https://humanpeptides.fyi/peptides/bpc-157)
- KPV with BPC-157, marketed for systemic and gut inflammation. Both rest on mostly animal data; the combination is unstudied.
- Also written as: Silver Bullet, Silver Bullet stack
- No published page using this name was found.

## Sexual performance stacks

Libido, arousal and tanning handles.

### The Cupid Stack

- As given in circulating lists: [PT-141](https://humanpeptides.fyi/peptides/pt-141) + [Melanotan II](https://humanpeptides.fyi/peptides/melanotan-ii)
- PT-141 with Melanotan II, marketed for libido and tanning together. Both act on melanocortin receptors in the brain; combining them has not been studied, and Melanotan II is unapproved with notable safety warnings.
- Also written as: Cupid Stack, Cupid, Cupid peptide stack, PT-141 MT2 stack
- Where published, the name means: PT-141 on its own, called the Cupid of peptides (wellness clinic blog) <https://mybodysymphony.com/peptides-and-their-potential-benefits-part-7-of-the-series-pt-141-bremelanotide/>

### The Honeymoon Protocol

- As given in circulating lists: [PT-141](https://humanpeptides.fyi/peptides/pt-141) + Oxytocin (not in this index)
- PT-141 with oxytocin, marketed for libido, touch sensitivity and emotional closeness. Oxytocin is not covered in this index.
- Also written as: Honeymoon Protocol, Honeymoon stack, Honeymoon
- No published page using this name was found.

### The Rock / Liquid Viagra

- As given in circulating lists: [PT-141](https://humanpeptides.fyi/peptides/pt-141) or [Melanotan II](https://humanpeptides.fyi/peptides/melanotan-ii)
- Nicknames applied to PT-141 or Melanotan II. Unlike pill treatments such as sildenafil, which act on blood flow, both act on brain melanocortin receptors. PT-141 is FDA-approved only for premenopausal women with hypoactive sexual desire disorder.
- Also written as: The Rock, Liquid Viagra, liquid viagra peptide, peptide viagra
- Where published, the name means: A liquid PDE5 inhibitor such as sildenafil or vardenafil, which is not a peptide (research-chemical seller) <https://www.elementsarms.com/buy-sildenafil.html>

## Weight-loss and metabolic stacks

Gym handles for GLP-1 era fat-loss combinations.

### The Shredder / Melting Stack

- As given in circulating lists: [Tirzepatide](https://humanpeptides.fyi/peptides/tirzepatide) + HGH Fragment 176-191 (not in this index)
- Tirzepatide with HGH Fragment 176-191, marketed for appetite suppression plus fat breakdown. Tirzepatide is FDA-approved for specific uses; Fragment 176-191 is not covered in this index; the combination is unstudied.
- Also written as: Shredder Stack, The Shredder, Melting Stack, Shredder, melt stack
- No published page using this name was found.

### The Holy Trinity of Shredding

- As given in circulating lists: [Retatrutide](https://humanpeptides.fyi/peptides/retatrutide) + [Cagrilintide](https://humanpeptides.fyi/peptides/cagrilintide) + [Tesamorelin](https://humanpeptides.fyi/peptides/tesamorelin)
- Retatrutide, cagrilintide and tesamorelin together, an underground layout aimed at GLP-1, GIP, glucagon, amylin and growth-hormone pathways at once. Retatrutide and cagrilintide are not FDA-approved, and this combination has never been studied.
- Also written as: Holy Trinity, Holy Trinity of Shredding, Holy Trinity stack, Reta Cagri Tesa
- Where published, the name means: Testosterone + retatrutide + HGH (forum comment) <https://www.reddit.com/r/BiohackingU/comments/1ueuj0v/trtretahgh/>

### The Nuclear Option

- As given in circulating lists: [Semaglutide](https://humanpeptides.fyi/peptides/semaglutide) + [L-carnitine](https://humanpeptides.fyi/peptides/l-carnitine)
- Semaglutide with injectable L-carnitine, marketed as appetite control plus faster fat burning. L-carnitine's weight effect in trials is modest; the combination is unstudied.
- Also written as: Nuclear Option, Nuclear stack, Sema carnitine stack
- No published page using this name was found.

## Single-peptide nicknames

Shorthand and gym names for individual compounds.

### BPC / The Healing Peptide / The Injury Eraser

- Refers to: [BPC-157](https://humanpeptides.fyi/peptides/bpc-157)
- Shorthand and nicknames for BPC-157 (Body Protection Compound), from its reputation in gut and tendon repair research, most of it in animals.
- Also written as: BPC, The Healing Peptide, Healing Peptide, Injury Eraser, The Injury Eraser
- Name in use (as "healing peptide"): "Often called the “healing peptide,” BPC-157 acts as a potent anti-inflammatory agent designed to help you recover faster from injuries and chronic strain." <https://relivehealth.com/brentwood-tn/peptide-therapy/bpc-157-peptide-therapy/>

### TB

- Refers to: [TB-500](https://humanpeptides.fyi/peptides/tb-500)
- Short for TB-500, a synthetic fragment related to thymosin beta-4.
- Also written as: TB, TB 500
- Name in use (as "TB (as "BPC/TB")"): "BPC/TB aka wolverine blend is known for that, which is a component of this blend." <https://www.reddit.com/r/ScienceBioTechnology/comments/1veq2ar/klow_peptide_blend_ghkcu_bpc157_tb500_kpv/>

### The Vanilla Peptide

- As given in circulating lists: [Sermorelin](https://humanpeptides.fyi/peptides/sermorelin)
- Gym slang for sermorelin, seen as the long-established, entry-level growth-hormone-releasing peptide.
- Also written as: Vanilla Peptide, The Vanilla Peptide, vanilla
- No published page using this name was found.

### Frag / The Fat Burner

- Refers to: HGH Fragment 176-191 (not in this index)
- Short for HGH Fragment 176-191, an isolated piece of the growth hormone molecule marketed for fat loss. It is not covered in this index; its close relative AOD9604 (a modified 177-191 fragment) is, and failed to beat placebo for weight loss in a large trial.
- Also written as: Frag, Frag 176-191, Fragment 176-191, HGH Frag, HGH Fragment, HGH Fragment 176-191, 176-191, The Fat Burner, Fat Burner peptide
- Name in use (as "Frag 176-191"): "Both AOD-9604 and Frag 176-191 are derived from HGH (human growth hormone)." <https://www.reddit.com/r/Peptides/comments/1j0094n/on_a_stall_time_to_try_frag_176191_along_with/>

### AOD

- Refers to: [AOD9604](https://humanpeptides.fyi/peptides/aod9604)
- Short for AOD9604, a modified growth hormone fragment developed as an obesity drug.
- Also written as: AOD, Advanced Obesity Drug, Anti-Obesity Drug
- Name in use (as "AOD"): "I love AOD." <https://www.reddit.com/r/PeptideForum/comments/1crvtef/aod_9604_questions/>

### Tesa

- Refers to: [Tesamorelin](https://humanpeptides.fyi/peptides/tesamorelin)
- Short for tesamorelin, known in fitness circles for its effect on deep visceral belly fat, its approved use in adults with HIV-associated lipodystrophy.
- Also written as: Tesa, the belly fat peptide, visceral fat peptide
- Name in use (as "Tesa"): "I’ve tried to find a reason why tesa raising IGF-1 would do that and Cjc wouldn’t." <https://www.reddit.com/r/NTNPerformance/comments/1u9adqg/tesamorelin_the_peptide_for_visceral_belly_fat/>

### Ipam

- Refers to: [Ipamorelin](https://humanpeptides.fyi/peptides/ipamorelin)
- Short for ipamorelin.
- Also written as: Ipam, Ipa, Ipamo
- Name in use (as "Ipam"): "More questions re: CJC/Ipam side effects" <https://www.reddit.com/r/Peptides/comments/157qo56/more_questions_re_cjcipam_side_effects/>

### The Barbie Drug / MT2

- Refers to: [Melanotan II](https://humanpeptides.fyi/peptides/melanotan-ii)
- Street names for Melanotan II. The Barbie name spread in pop culture because it is associated with tanning, reduced appetite and increased libido at once.
- Also written as: Barbie Drug, The Barbie Drug, Barbie tan, Barbie, MT2, MT-2, MT II, Melanotan 2
- Name in use (as "Barbie drug"): "The compound is melanotan II, and its more famous nickname, the “Barbie drug,” has been showing up in dermatology journals since at least 2010" <https://www.mcgill.ca/oss/article/medical-critical-thinking-student-contributors-pseudoscience/barbie-drug-your-dermatologist-has-never-heard>

### The Chill Peptide

- Refers to: [Selank](https://humanpeptides.fyi/peptides/selank)
- Underground slang for Selank, studied in Russia for anxiety.
- Also written as: Chill Peptide, The Chill Peptide, calm peptide
- Name in use (as "chill peptide"): "Selank is the chill peptide. Researchers study how it provides anti-anxiety effects without the sedation or dependence of benzodiazepines." <https://www.drjayspeptides.com/encyclopedia/compare/pe-22-28-vs-selank>

### LR3

- Refers to: [IGF-1 LR3](https://humanpeptides.fyi/peptides/igf-1-lr3)
- Street name for IGF-1 LR3, prized in bodybuilding for its longer half-life than native IGF-1. It has no human trials.
- Also written as: LR3, Long R3, Long R3 IGF-1
- Name in use (as "Long R3 IGF-1"): "IGF-1 and its modified form Long R3 IGF-1 are sometimes used in bodybuilding and doping" <https://dopinglinkki.fi/en/info-bank/doping-substances/insulin-like-growth-factor-1-igf-1-and-long-chain-igf-ir3igf-1/>

### MGF / PEG-MGF

- Refers to: PEG-MGF (not in this index)
- Short for mechano growth factor and its pegylated form, nicknamed the site-specific builder because of its reputation for local muscle growth. Not covered in this index.
- Also written as: MGF, PEG-MGF, Peg MGF, PEGMGF, Mechano Growth Factor, Mechano-Growth Factor, site-specific builder
- Name in use (as "PEG-MGF"): "MGF and PEG-MGF are not approved by the FDA; they are research chemicals and performance-enhancing drugs" <https://superpower.com/guides/peptides/mechano-growth-factor>

### The Hunger Peptide

- Refers to: GHRP-6 (not in this index)
- Slang for GHRP-6, a ghrelin mimetic known for triggering strong hunger, popular with hard-gainers. Not covered in this index; its gentler relative ipamorelin is.
- Also written as: Hunger Peptide, The Hunger Peptide, GHRP-6, GHRP6, GHRP 6
- Name in use (as "hunger peptide"): "Known for causing intense appetite stimulation (the "hunger peptide"), which can be beneficial for bulking but problematic for cutting." <https://nattyscale.com/compounds>

### Hexa

- Refers to: Hexarelin (not in this index)
- Gym shorthand for hexarelin, regarded as one of the most potent growth hormone secretagogues and associated with fast receptor desensitization. Not covered in this index.
- Also written as: Hexa, Hexarelin, HEX
- Name in use (as "Hexa"): "going on hexa this week, excited to see what all the hype is about!" <https://www.reddit.com/r/USPeptides/comments/1p994hc/hexarelin_the_most_potent_gh_secretagogue_and_the/>

### The Copper Peptide

- Refers to: [GHK-Cu](https://humanpeptides.fyi/peptides/ghk-cu)
- Skincare and street shorthand for GHK-Cu, known for its bright blue colour in solution and used for skin elasticity and hair.
- Also written as: Copper Peptide, The Copper Peptide, blue copper, blue peptide
- Name in use (as "copper peptide"): "The copper peptide trend has gone from creams to injections" <https://www.npr.org/2026/09/07/nx-s1-5955552/copper-peptides-skin-aging-health-safe>

### Epi

- Refers to: [Epithalon](https://humanpeptides.fyi/peptides/epithalon)
- Shorthand for Epitalon (Epithalon), the synthetic version of the pineal extract epithalamin.
- Also written as: Epi, Epitalon, Epithalone
- Name in use (as "Epi"): "Lots of questions, would love to hear from people with Epi or DSIP experience." <https://www.reddit.com/r/Biohackers/comments/1r5fyu2/epithalon_anyone/>

### The Exercise Mimetic

- Refers to: [MOTS-c](https://humanpeptides.fyi/peptides/mots-c)
- Nickname for MOTS-c, because in animal studies it activates AMPK pathways in muscle much as exercise does.
- Also written as: Exercise Mimetic, The Exercise Mimetic, exercise in a bottle, exercise pill
- Name in use (as "exercise mimetic"): "Because exercise raises natural MOTS-c levels and MOTS-c levels fall with age, it has been nicknamed an “exercise mimetic.”" <https://rwacenter.com/blog/mots-c-peptide-guide/>

### The Liquid Hug

- Refers to: Oxytocin (not in this index)
- Shorthand for injectable or nasal-spray oxytocin, the so-called cuddle hormone, used in biohacking circles for social ease. Not covered in this index.
- Also written as: Liquid Hug, The Liquid Hug, Oxytocin, cuddle hormone, love hormone
- Name in use (as "cuddle hormone"): "That's why it has earned the nicknames "love hormone" and "cuddle hormone."" <https://www.health.harvard.edu/mind-and-mood/oxytocin-the-love-hormone>

### Brem

- Refers to: [PT-141](https://humanpeptides.fyi/peptides/pt-141)
- Shorthand for bremelanotide (PT-141).
- Also written as: Brem, Bremelanotide
- Name in use (as "Brem"): "and brem gives me incredible effects" <https://www.reddit.com/r/Melanotan2/comments/1c3s1ix/uv_exposure_on_mt2/>

### Sema / The Skinny Shot

- Refers to: [Semaglutide](https://humanpeptides.fyi/peptides/semaglutide)
- Gray-market shorthand for semaglutide. Skinny shot is also used for lipotropic injections such as Lipo-C and MIC, which are different products.
- Also written as: Sema, Semi, Skinny Shot, The Skinny Shot, skinny jab, Ozempic, Wegovy
- Name in use (as "skinny jab"): "Experts said the so-called “skinny jab” was not a “quick fix”, but could help in the battle against obesity." <https://www.theguardian.com/society/2023/mar/12/explainer-new-skinny-jab-has-been-approved-by-the-nhs-but-does-it-work-and-can-you-buy-it>

### Tirz

- Refers to: [Tirzepatide](https://humanpeptides.fyi/peptides/tirzepatide)
- Shorthand for tirzepatide.
- Also written as: Tirz, Tirze, Mounjaro, Zepbound
- Name in use (as "Tirz"): "Are there people who experience no/minimal side effects on tirz?" <https://www.reddit.com/r/antidietglp1/comments/1n2qumy/are_there_people_who_experience_nominimal_side/>

### Reta / King of Fat Loss

- Refers to: [Retatrutide](https://humanpeptides.fyi/peptides/retatrutide)
- Shorthand for retatrutide, called the king of fat loss in forums for its triple-hormone mechanism and large trial results. It is not FDA-approved.
- Also written as: Reta, King of Fat Loss, the king, Triple G, triple agonist
- Name in use (as "Reta"): "Soon there could be a new option, retatrutide (nicknamed “reta” and “Godzilla”), that promises unprecedented weight loss" <https://www.everydayhealth.com/weight-management/what-is-retatrutide/>

### Cagri

- Refers to: [Cagrilintide](https://humanpeptides.fyi/peptides/cagrilintide)
- Shorthand for cagrilintide, an amylin analogue that promotes early fullness.
- Also written as: Cagri, CagriSema
- Name in use (as "Cagri"): "Not judging, just curious as cagri hits totally different receptors." <https://www.reddit.com/r/Mounjaro/comments/1k4tlne/my_journey_with_ozempic_mounjaro_and_now/>

## Broader gym and gray-market slang

Terms borrowed from performance-drug culture.

### The Stack

- The combination of compounds (peptides, hormones or supplements) a person takes at the same time. Every stack on this page is a combination that has not been tested as a combination.
- Also written as: The Stack, stack, stacking, peptide stack
- Name in use (as "peptide stack"): "Wolverine Peptide Stack: BPC-157 + TB-500 for Healing and Recovery" <https://ourfamilyhealthcenter.com/blog/wolverine-stack-peptide-therapy/>

### Gear / Juice

- Historically slang for anabolic steroids, now often stretched to include gray-market injectable peptides.
- Also written as: Gear, Juice, on gear, on juice
- Name in use (as "Gear"): "Gym slang term for steroids, also referred to as “juice,” “roids,” or “sauce.”" <https://legionathletics.com/gym-terms/>

### Research Chemicals

- The label sellers use to market unapproved peptides such as BPC-157 or Melanotan II as not for human consumption. It is the seller's statement, not a safety, purity or legal status. See the disclaimer.
- Also written as: Research Chemicals, research chemical, RC, RUO, research use only, not for human consumption, research peptides
- Name in use (as "research chemicals"): "MGF and PEG-MGF are not approved by the FDA; they are research chemicals and performance-enhancing drugs" <https://superpower.com/guides/peptides/mechano-growth-factor>