PeppyCalc

PeppyWiki research guide

PeppyWiki

A plain-language snapshot of every named entry currently selectable in the PeppyCalc calculator — what it is, what researchers are investigating, whether humans have been studied, and how established the evidence is.

Important: PeppyWiki is educational, not medical advice. “Human tested” does not mean proven safe or effective, and “approved” applies only to specific regulated products, indications and jurisdictions. Many products sold online under peptide names are unapproved research products and may not match material used in clinical studies. Statuses can change as research progresses.
67 entries

5-Amino-1MQ

Preclinical / research only

What it is: Small-molecule NNMT inhibitor; not technically a peptide.

What it is being researched for: Investigated preclinically for metabolism, fat accumulation and energy balance.

Human tested? Animal & laboratoryEvidence snapshot High-level summary only
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AICAR

Investigational / research only

What it is: AMPK-activating research compound; not a peptide.

What it is being researched for: Studied for cellular energy sensing, glucose metabolism and exercise-like metabolic signalling.

Human tested? Human studies exist, but not an approved peptide therapyEvidence snapshot High-level summary only
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Adipotide (FTPP)

Preclinical / research only

What it is: Experimental targeted peptidomimetic designed to affect blood vessels supplying fat tissue.

What it is being researched for: Studied as a possible way to reduce adipose tissue.

Human tested? Primarily animalEvidence snapshot High-level summary only
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ARA-291 (Cibinetide)

Investigational

What it is: Synthetic peptide derived from erythropoietin signalling, designed to avoid red-blood-cell stimulation.

What it is being researched for: Studied for tissue protection, neuropathic pain and inflammatory injury.

Human tested? Human trialsEvidence snapshot High-level summary only
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BPC-157

Research only / not approved

What it is: Synthetic peptide based on a gastric-protein fragment.

What it is being researched for: Promoted for tendon, ligament, muscle and gut repair; most evidence remains experimental.

Human tested? Mostly animal; very limited human evidenceEvidence snapshot High-level summary only
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Bremelanotide (PT-141)

Approved for a specific indication

What it is: Melanocortin receptor agonist peptide drug.

What it is being researched for: Used clinically for acquired, generalized hypoactive sexual desire disorder in certain premenopausal women; also researched for sexual-function effects.

Human tested? Human clinical evidenceEvidence snapshot High-level summary only
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Cagrilintide

Investigational

What it is: Long-acting amylin analogue.

What it is being researched for: Investigated for appetite regulation, obesity and weight management, including combinations with GLP-1 therapies.

Human tested? Human trialsEvidence snapshot High-level summary only
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Cartalax

Research only / evidence uncertain

What it is: Research entry for Cartalax.

What it is being researched for: Studied or marketed for biological-regulation, recovery, metabolic, immune or tissue effects; reliable clinical evidence is limited.

Human tested? Primarily preclinical or limited human dataEvidence snapshot High-level summary only
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Cerebrolysin

Country-dependent / not broadly approved

What it is: Mixture of low-molecular-weight peptides and amino acids derived from porcine brain tissue.

What it is being researched for: Used or studied in some countries for stroke, traumatic brain injury and cognitive disorders; evidence and approvals vary by country.

Human tested? Human studiesEvidence snapshot High-level summary only
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CJC-1295 (with DAC)

Investigational / research only

What it is: Long-acting growth-hormone-releasing-hormone analogue.

What it is being researched for: Investigated for increasing growth hormone and IGF-1 signalling.

Human tested? Human studies existEvidence snapshot High-level summary only
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CJC-1295 (no DAC)

Research only

What it is: Shorter-acting GHRH analogue commonly sold as a research peptide.

What it is being researched for: Intended to stimulate endogenous growth-hormone release.

Human tested? Limited human evidenceEvidence snapshot High-level summary only
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CJC-1295 / Ipamorelin Blend

Research blend / not approved

What it is: Research blend combining a GHRH analogue with a ghrelin-receptor agonist.

What it is being researched for: Marketed to increase pulsatile growth-hormone release.

Human tested? Component evidence variesEvidence snapshot High-level summary only
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Cortagen

Research only / evidence uncertain

What it is: Research entry for Cortagen.

What it is being researched for: Studied or marketed for biological-regulation, recovery, metabolic, immune or tissue effects; reliable clinical evidence is limited.

Human tested? Primarily preclinical or limited human dataEvidence snapshot High-level summary only
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Crystagen

Research only / evidence uncertain

What it is: Research entry for Crystagen.

What it is being researched for: Studied or marketed for biological-regulation, recovery, metabolic, immune or tissue effects; reliable clinical evidence is limited.

Human tested? Primarily preclinical or limited human dataEvidence snapshot High-level summary only
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Dihexa

Preclinical / research only

What it is: Experimental small peptide-like compound derived from angiotensin IV research.

What it is being researched for: Studied preclinically for synapse formation, cognition and neurodegenerative disease.

Human tested? Laboratory & animalEvidence snapshot High-level summary only
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DSIP

Research only

What it is: Delta sleep-inducing peptide.

What it is being researched for: Studied historically for sleep, stress and neuroendocrine effects, but evidence is inconsistent.

Human tested? Limited human studiesEvidence snapshot High-level summary only
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Epitalon (Epithalon)

Research only

What it is: Synthetic tetrapeptide associated with Russian bioregulator research.

What it is being researched for: Promoted for ageing, circadian rhythm and telomerase-related effects.

Human tested? Limited human evidence; substantial uncertaintyEvidence snapshot High-level summary only
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Epobis

Research only / evidence uncertain

What it is: Research entry for Epobis.

What it is being researched for: Studied or marketed for biological-regulation, recovery, metabolic, immune or tissue effects; reliable clinical evidence is limited.

Human tested? Primarily preclinical or limited human dataEvidence snapshot High-level summary only
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Follistatin-344

Research / experimental

What it is: Form of follistatin, a protein that binds activins and myostatin-related signals.

What it is being researched for: Investigated for muscle growth and muscle-wasting conditions.

Human tested? Human gene-therapy research exists; peptide use not establishedEvidence snapshot High-level summary only
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FOXO4-DRI

Preclinical / research only

What it is: Experimental cell-penetrating peptide intended to disrupt FOXO4-p53 interactions.

What it is being researched for: Studied as a senolytic approach to selectively remove senescent cells.

Human tested? Laboratory & animalEvidence snapshot High-level summary only
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Frag 176-191

Research only

What it is: Fragment corresponding to the C-terminal region of human growth hormone.

What it is being researched for: Marketed for fat-metabolism effects without full growth-hormone activity.

Human tested? Limited human evidenceEvidence snapshot High-level summary only
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GDF-8 / Myostatin Propeptide

Research only

What it is: Experimental inhibitor/modulator of myostatin signalling.

What it is being researched for: Studied for increasing muscle mass or treating muscle-wasting disorders.

Human tested? Mostly preclinicalEvidence snapshot High-level summary only
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GHK-Cu

Cosmetic/research use; indication-dependent

What it is: Naturally occurring copper-binding tripeptide.

What it is being researched for: Studied for skin remodelling, wound healing, hair biology and tissue repair.

Human tested? Human topical data plus laboratory/animal researchEvidence snapshot High-level summary only
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GHRP-2

Investigational / research only

What it is: Synthetic growth-hormone secretagogue acting at the ghrelin receptor.

What it is being researched for: Studied for stimulating growth-hormone release and appetite/metabolic effects.

Human tested? Human studiesEvidence snapshot High-level summary only
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GHRP-6

Investigational / research only

What it is: Synthetic ghrelin-receptor agonist and growth-hormone secretagogue.

What it is being researched for: Studied for growth-hormone release, appetite and metabolic effects.

Human tested? Human studiesEvidence snapshot High-level summary only
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Gonadorelin

Approved/established in some formulations and markets

What it is: Synthetic gonadotropin-releasing hormone (GnRH).

What it is being researched for: Used diagnostically and therapeutically in some settings to stimulate LH and FSH release.

Human tested? Human clinical useEvidence snapshot High-level summary only
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HCG (Human Chorionic Gonadotropin)

Approved medicine for specific indications

What it is: Naturally occurring glycoprotein hormone used as a medicine; not a peptide in the narrow sense.

What it is being researched for: Used in fertility care and selected endocrine indications.

Human tested? Extensive human clinical useEvidence snapshot High-level summary only
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Hexarelin

Research only

What it is: Synthetic growth-hormone secretagogue.

What it is being researched for: Studied for GH release and possible cardiovascular/metabolic effects.

Human tested? Human studies existEvidence snapshot High-level summary only
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HGH / Somatropin

Approved medicine for specific indications

What it is: Recombinant human growth hormone.

What it is being researched for: Used for approved growth-hormone deficiency and other specific medical indications.

Human tested? Extensive human clinical evidenceEvidence snapshot High-level summary only
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HGH Fragment 176-191

Research only

What it is: C-terminal fragment of human growth hormone.

What it is being researched for: Studied and marketed for lipolysis/fat-metabolism effects.

Human tested? Limited human evidenceEvidence snapshot High-level summary only
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Humanin

Research only

What it is: Mitochondria-derived peptide.

What it is being researched for: Investigated for cellular stress resistance, metabolism, ageing and neuroprotection.

Human tested? Mostly laboratory/animal; limited human biomarker researchEvidence snapshot High-level summary only
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IGF-1 DES

Research only

What it is: Shortened insulin-like growth factor-1 analogue.

What it is being researched for: Studied for local growth and anabolic signalling.

Human tested? Primarily laboratory/animalEvidence snapshot High-level summary only
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IGF-1 LR3

Research only

What it is: Long-acting IGF-1 analogue used in research.

What it is being researched for: Investigated for growth, metabolism and tissue-anabolic signalling.

Human tested? Mostly preclinical / research useEvidence snapshot High-level summary only
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Ipamorelin

Investigational / research only

What it is: Selective ghrelin-receptor agonist and growth-hormone secretagogue.

What it is being researched for: Studied for stimulating growth-hormone release.

Human tested? Human studies existEvidence snapshot High-level summary only
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Kisspeptin-10

Investigational

What it is: Short active fragment of kisspeptin, a regulator of the reproductive axis.

What it is being researched for: Studied for triggering GnRH/LH release, fertility and reproductive endocrinology.

Human tested? Human studiesEvidence snapshot High-level summary only
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Kisspeptin-54

Investigational

What it is: Longer kisspeptin form with reproductive-hormone activity.

What it is being researched for: Studied for fertility treatment, ovulation triggering and reproductive endocrinology.

Human tested? Human trialsEvidence snapshot High-level summary only
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KLOW Blend

Research blend / not approved

What it is: Research blend containing GHK-Cu, BPC-157, TB-500-related material and KPV.

What it is being researched for: Marketed for recovery, inflammation and tissue-repair claims.

Human tested? Evidence varies by component; blend itself not establishedEvidence snapshot High-level summary only
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KPV

Research only

What it is: Tripeptide fragment derived from alpha-MSH.

What it is being researched for: Studied for anti-inflammatory effects in skin, gut and immune models.

Human tested? Mostly laboratory/animalEvidence snapshot High-level summary only
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LL-37

Research only as a therapeutic

What it is: Human antimicrobial host-defence peptide.

What it is being researched for: Studied for antimicrobial activity, immunity, wound healing and inflammation.

Human tested? Human biology established; therapeutic trials limitedEvidence snapshot High-level summary only
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Melanotan I (Afamelanotide)

Approved for a specific indication in some regions

What it is: Melanocortin analogue; afamelanotide is a regulated implant medicine in some jurisdictions.

What it is being researched for: Used to increase protective eumelanin in specific photosensitivity disorders; also related to tanning research.

Human tested? Human clinical evidenceEvidence snapshot High-level summary only
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Melanotan II

Research only / not approved

What it is: Synthetic melanocortin receptor agonist.

What it is being researched for: Studied for pigmentation, sexual-function and appetite effects.

Human tested? Human studies existEvidence snapshot High-level summary only
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MGF

Research only

What it is: Mechano growth factor, an IGF-1 splice-variant-related peptide concept.

What it is being researched for: Promoted for muscle repair and growth after mechanical loading.

Human tested? Mostly laboratory/animalEvidence snapshot High-level summary only
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MOTS-c

Investigational / research only

What it is: Mitochondria-derived peptide involved in metabolic signalling.

What it is being researched for: Investigated for insulin sensitivity, exercise metabolism, ageing and metabolic disease.

Human tested? Early human research plus animal/laboratoryEvidence snapshot High-level summary only
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NAD+

Not a peptide; medical use depends on formulation/indication

What it is: Cellular redox cofactor; not a peptide.

What it is being researched for: Used in metabolism and energy-transfer pathways; supplemental/infusion claims extend beyond established evidence.

Human tested? Human biology established; therapeutic claims variableEvidence snapshot High-level summary only
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N-Acetyl Semax Amidate

Research only

What it is: Modified Semax analogue sold for research use.

What it is being researched for: Marketed for cognitive, neuroprotective and nootropic effects.

Human tested? Little robust human evidence for this modified formEvidence snapshot High-level summary only
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N-Acetyl Selank Amidate

Research only

What it is: Modified Selank analogue sold for research use.

What it is being researched for: Marketed for anxiolytic, cognitive and stress-related effects.

Human tested? Little robust human evidence for this modified formEvidence snapshot High-level summary only
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Oxytocin

Approved medicine for specific indications

What it is: Naturally occurring peptide hormone and approved medicine.

What it is being researched for: Used clinically for labour induction/augmentation and postpartum bleeding management; also researched for social and behavioural effects.

Human tested? Extensive human clinical useEvidence snapshot High-level summary only
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P21

Preclinical / research only

What it is: Experimental peptide derived from a region of ciliary neurotrophic factor.

What it is being researched for: Studied preclinically for neurogenesis, cognition and neuroprotection.

Human tested? Laboratory & animalEvidence snapshot High-level summary only
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PE-22.28

Research only

What it is: Experimental peptide associated with neurotrophic/antidepressant research.

What it is being researched for: Promoted for mood, neuroplasticity and cognitive effects.

Human tested? Primarily preclinicalEvidence snapshot High-level summary only
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PEG-MGF

Research only

What it is: PEGylated research version of mechano growth factor.

What it is being researched for: Marketed for prolonged muscle-repair or anabolic signalling.

Human tested? Mostly preclinicalEvidence snapshot High-level summary only
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Pinealon

Research only / evidence uncertain

What it is: Research entry for Pinealon.

What it is being researched for: Studied or marketed for biological-regulation, recovery, metabolic, immune or tissue effects; reliable clinical evidence is limited.

Human tested? Primarily preclinical or limited human dataEvidence snapshot High-level summary only
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PNC-27

Preclinical / research only

What it is: Experimental anticancer peptide derived from p53-related sequences.

What it is being researched for: Studied for selectively damaging certain cancer-cell membranes.

Human tested? Laboratory & animalEvidence snapshot High-level summary only
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Retatrutide

Phase 3 investigational; not approved

What it is: Triple agonist targeting GIP, GLP-1 and glucagon receptors.

What it is being researched for: Being developed for obesity and metabolic disease, with substantial weight-loss effects observed in human trials.

Human tested? Human clinical trialsEvidence snapshot High-level summary only
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Selank

Research / regional-use status varies

What it is: Synthetic peptide related to the immunomodulatory peptide tuftsin.

What it is being researched for: Studied and marketed for anxiety, stress and cognitive effects.

Human tested? Limited human studiesEvidence snapshot High-level summary only
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Semaglutide

Approved medicine for specific indications

What it is: GLP-1 receptor agonist peptide medicine.

What it is being researched for: Approved for type 2 diabetes, chronic weight management and selected cardiovascular/kidney/liver-related indications depending on product and jurisdiction.

Human tested? Extensive human clinical evidenceEvidence snapshot High-level summary only
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Semax

Regional / investigational status varies

What it is: Synthetic ACTH-fragment analogue developed as a neuroactive peptide.

What it is being researched for: Studied for neuroprotection and cognitive effects; regional medical-use claims differ.

Human tested? Human studies exist, but evidence base is limited internationallyEvidence snapshot High-level summary only
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Sermorelin

Not broadly approved currently; clinical history exists

What it is: GHRH(1-29) analogue that stimulates growth-hormone release.

What it is being researched for: Studied/used historically to assess or stimulate endogenous GH secretion.

Human tested? Human clinical evidenceEvidence snapshot High-level summary only
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SS-31 (Elamipretide)

Investigational

What it is: Mitochondria-targeting tetrapeptide.

What it is being researched for: Investigated for mitochondrial dysfunction, cardiomyopathy, kidney disease and rare mitochondrial disorders.

Human tested? Human clinical trialsEvidence snapshot High-level summary only
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Survodutide

Investigational

What it is: Dual glucagon/GLP-1 receptor agonist.

What it is being researched for: Investigated for obesity and metabolic liver disease.

Human tested? Human clinical trialsEvidence snapshot High-level summary only
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TB-500 (Thymosin Beta-4)

Research only

What it is: TB-500 is a research product associated with thymosin beta-4 biology.

What it is being researched for: Promoted for wound healing, tissue repair and recovery; claims often extrapolate from thymosin beta-4 research.

Human tested? Human thymosin-beta-4 studies exist; TB-500 product evidence is limitedEvidence snapshot High-level summary only
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Tesamorelin

Approved for a specific indication

What it is: Synthetic GHRH analogue.

What it is being researched for: Approved to reduce excess abdominal visceral fat in adults with HIV-associated lipodystrophy; also researched in metabolic/liver contexts.

Human tested? Human clinical evidenceEvidence snapshot High-level summary only
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Tesofensine

Investigational / country-dependent

What it is: Monoamine reuptake inhibitor; not a peptide.

What it is being researched for: Investigated as an anti-obesity drug because of appetite and weight effects.

Human tested? Human clinical trialsEvidence snapshot High-level summary only
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Thymalin

Research only / evidence uncertain

What it is: Research entry for Thymalin.

What it is being researched for: Studied or marketed for biological-regulation, recovery, metabolic, immune or tissue effects; reliable clinical evidence is limited.

Human tested? Primarily preclinical or limited human dataEvidence snapshot High-level summary only
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Thymosin Alpha-1

Country-dependent / not universally approved

What it is: Immune-modulating thymic peptide also called thymalfasin.

What it is being researched for: Studied or used in some countries for immune modulation, infections and as an adjunct in selected conditions.

Human tested? Human clinical studiesEvidence snapshot High-level summary only
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Tirzepatide

Approved medicine for specific indications

What it is: Dual GIP/GLP-1 receptor agonist peptide medicine.

What it is being researched for: Approved for type 2 diabetes and chronic weight management, with ongoing studies in additional metabolic conditions.

Human tested? Extensive human clinical evidenceEvidence snapshot High-level summary only
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Triptorelin

Approved medicine for specific indications

What it is: Long-acting GnRH agonist peptide medicine.

What it is being researched for: Used for hormone-sensitive conditions such as prostate cancer and other endocrine/reproductive indications depending on product.

Human tested? Extensive human clinical evidenceEvidence snapshot High-level summary only
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VIP (Vasoactive Intestinal Peptide)

Investigational for many proposed uses

What it is: Naturally occurring neuropeptide with vascular, pulmonary and immune effects.

What it is being researched for: Studied for pulmonary, inflammatory and neurologic conditions; synthetic analogues have been investigated clinically.

Human tested? Human biology established; therapeutic studies existEvidence snapshot High-level summary only
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