The Peptide 100

Men's-health creator famous for literature deep-dives; founder of Marek Health & Gorilla Mind.

~2M YouTube reach plus rigorous BPC-157/retatrutide breakdowns; clears the relevance gate.

Hormone-optimization & peptide author; co-founder, BioLongevity Labs.

Bestselling peptide author with a large protocol-following audience and his own brand.

IFBB Pro hypertrophy creator; host of the Trensparent podcast.

Trensparent is built around frank peptide/PED discussion atop a ~1M-follower base.

Regenerative/metabolic-health physician (ND, DC).

The best-known advocate for microdosing GLP-1s as a longevity tool (~394K, own show).

Large GLP-1 community for semaglutide users.

Reddit · ~197K members

Largest hub for compounded/grey-market tirzepatide (GLP-1) sourcing & dosing.

Reddit · ~172K members

Longevity/biohacking entrepreneur; 10X Health co-founder.

~3M IG reach and 10X sells peptide lines; relevance borderline but commercially significant.

Veteran fitness/biohacking/longevity coach and podcaster.

Long track record and multiple dedicated peptide episodes; trusted in the biohacking core.

Founder of Enhanced Athlete; a central figure in the PED & peptide self-experimentation world.

Built one of the largest audiences documenting peptide/PED experimentation (the 'Enhanced' docuseries) — a defining, polarizing voice in the space.

⚠ Promotes high-risk self-experimentation and is not a licensed physician — content is not medical advice. Featured for influence, not endorsement.

PED/peptide pharmacology and harm-reduction coach (first name Stephan; surname private).

One of the most-cited peptide harm-reduction educators; deep protocol content (YT ~150K).

Regenerative/sexual-health & women's-longevity MD; Humanaut Health CMO.

Protocols blend hormones + peptides + regenerative medicine; strong stage and IG presence (~203K).

Long-standing peptide-research/sourcing subreddit with a lab-test repository.

Reddit · ~94K members

Hormone/longevity physician; frequent podcast guest (incl. Huberman Lab).

'Peptide Masterclass' content plus credible clinician reach (~71K).

IFBB Pro bodybuilder and coach.

Viral peptide content ('TB500 + BPC-157 Wolverine Stack') to ~397K; sells peptides direct.

Holistic nutritionist; leading public voice on bioregulator peptides.

Dedicated longevity/peptide podcast and 'peptide expert' positioning to an engaged ~82K.

Healthcare entrepreneur; founder of Ways2Well / ReviveRx.

Core offering is peptide + hormone therapy; a Joe Rogan segment drove huge reach.

Streamer credited with popularizing the term 'looksmaxxing'; sells an online 'ascension' course.

Coined/popularized 'looksmaxxing' and leads its young movement (1M+ combined IG+TikTok), where peptide use is promoted — culturally significant to peptide awareness.

⚠ Reported for promoting self-injection of peptides to a young audience — featured for cultural influence, not endorsement.

Well-known US research-chem house with a loyal bodybuilding base; aggressive pricing.

⚠ 2025 FDA raid + criminal charges reported.

Board-certified internal-medicine MD; 'the Anabolic Doc'; author of America on Steroids.

Channel explicitly covers peptides, HGH and IGF alongside TRT/AAS harm reduction.

Performance-medicine physician.

Headlined the Huberman Lab peptide episode — a category-defining media moment.

Urologist & men's-health/longevity physician; author of Male 2.0.

Dedicated peptide-therapy education to a men's-health audience (note: Gapin Institute received an FTC warning letter).

Peptide-discussion subreddit with cited-sources norms.

Reddit · ~51K members

Orthopedic surgeon; founder/chair of the International Peptide Society.

Top peptide AUTHORITY — wrote the first practitioner handbook (Peptide Protocols) and runs the only peptide certification — but minimal social reach, so a reach-led score lands mid-list.

Endocrinologist; co-founder of the Clinical Peptide Society; founder of SavePeptides.org.

One of the most-platformed peptide MDs; author and a leading FDA-advocacy voice for peptides.

Large DIY-peptide community (raw powders / self-reconstitution).

Telegram · ~36K members

Manhattan integrative/functional MD known as 'the peptide doc'.

Prolific peptide-podcast guest; public identity is 'Longevity | Peptides | Hormones'.

Physical therapist and founder of BioLight.

Launched a research-peptide collection for recovery/longevity; hosts The Red Light Report.

RUO vendor differentiating on third-party purity (COAs, ≥98%); heavily cited on review sites.

⚠ RUO 'not for human consumption'.

Veteran anti-aging/performance podcast host (since 2006).

Recurring 'The Pep Talk' peptide episodes; deep niche credibility.

Self-styled evidence-based PED educator (Victor Black MasterClass).

Runs a multi-part 'Peptide Masterclass' YouTube series (GH secretagogues, stacks).

One of Europe's larger RUO suppliers; ~10-yr tenure, heavy independent QA.

⚠ RUO; most compliance-forward of the grey tier.

RUO SARMs/peptides/nootropics vendor with a 'Face of PureRawz' ambassador program.

⚠ RUO; BBB grade F / low trust scores.

Double board-certified MD; International Peptide Society faculty.

Authored CounterClockWise on peptides; the most credentialed female specialist.

MD; founder of Holtorf Medical Group and the peptide-supplement line Integrative Peptides.

Physician founder of an oral/sublingual peptide brand; founder, National Academy of Hypothyroidism.

Veteran IFBB-pro prep coach, 'the Evil Genius of Bodybuilding'.

Respected educator on insulin/IGF-1 and injury-repair peptides (reach mostly via podcast guesting).

MD; Medical Director, Tier 1 Health & Wellness; TRT-by-symptom advocate.

Podcast covers peptides plus the legal realities of prescribing; large reach via crossovers.

Men's hormone-optimization coach; author of The TRT Trilogy.

'Beyond TRT' content touches peptides; testosterone-centric but high podcast presence.

US RUO supplier, 80+ compounds, claims 99%+ purity with HPLC/MS COAs.

⚠ RUO; marketing-driven, little organic audience.

Pseudonymous skeptical peptide-science channel + community vendor-review directory.

YouTube + directory · unverified

Founding member of the International Peptide Society; co-founded Tailor Made Compounding & TruDiagnostic.

Built the US peptide-compounding supply category — 'the Peptide Guru' (industry-facing, low personal social).

Greek MD, former champion bodybuilder and PED-medicine author.

Covers GH secretagogues and BPC/TB within PED/HRT education (primarily AAS, not peptide-first).

Ex-pro bodybuilder, NPC/IFBB judge and longtime YouTuber (Bios3Training).

Covers GH/peptide protocols, though contest-prep/PED content is primary.

Instagram peptide-education creator.

One of the more visible personal 'peptide' brands on Instagram.

⚠ The handle is shared by 2–3 creators — confirm which identity before featuring.

Anonymously-run US RUO retailer since 2018 (peptides/SARMs/PCT).

⚠ RUO; anonymous ownership + domain-hopping.

US research-chem store, multi-vial batch testing, influencer discount-code marketing.

⚠ RUO.

UK's leading PED/TRT harm-reduction educator.

Spans steroids/peptides/GH; frequent PED-podcast guest (peptide share to confirm).

Pseudonymous peptide-education creator.

Built a dedicated peptide-education audience under the 'peptide bestie' brand.

⚠ Pseudonymous with reputational concerns raised in press — vet before featuring.

Founder/CEO of Limitless Life Nootropics (Limitless Biotech).

Runs one of the most-cited DTC research-peptide vendors; endorsed by Campbell and Greenfield.

Trevor Ontiveros; host of the peptide/PED-focused DDT Method Podcast.

Genuinely peptide/PED-focused content, though a smaller/niche audience.

Co-founder/face of Aseir Custom (topical GHK-Cu copper-peptide cosmeceuticals).

Creator-backed peptide skincare brand; lowest regulatory exposure of the vendor set (topical).

Anonymous peptide-education / brand account (~13K).

Niche but active peptide-education account.

⚠ Anonymous — no named operator; vet before any partnership.