Peptide InjectionsAI
All Briefings

September 20, 2026

Sunday, September 20, 2026

This week: 8 trending tweets, 8 new studies.

New Research

Trending on X

StockChaser@StockChaser_

$HIMS thesis is increasingly becoming: international expansion + peptides After the branded GLP-1 shift, the focus shifted to • Consumer flywheel • International expansion + M&A • New categories like peptides International growth is accelerating fast. In Q2: • $131M • https://t.co/IyXwlEgceV

71 likes6 retweets
Fan Bi (buy/ advise $5-50M brands in special sits)@lifeofbi

Is there a stronger signal that peptides are going mainstream than a ~$8B NYSE-listed gym chain administering compounded peptides at seven of its clubs and its CEO saying he's not waiting for the FDA? That's Life Time, on its last earnings call. Life Time is the strongest https://t.co/H3OC6egPZg

50 likes3 retweets
Perther@pertherEx

There’s one thing I think the market is not looking at deeply enough when it comes to PeptAI @BioProtocol AI x Drug Discovery is not a new narrative. But an AI agent running an end-to-end drug discovery process, making each step of the experiment transparent, taking the https://t.co/jWD8hUanfy

27 likes0 retweets
Mars Men@mengotomars

Retatrutide just made being fat a choice. Retatrutide is a triple GLP agonist that hits GLP-1, GIP, and glucagon receptors simultaneously. Clinical trials show 24% average weight loss over 48 weeks. For reference: Retatrutide: -24.2% weight loss at week 48 Semaglutide: −14.9% https://t.co/lajGQczZP0

8 likes1 retweets
Healthy Alfred ☄️@HealthyAlfred

cagrilintide is the only peptide I'd take for fat loss. it's not a GLP-1. it's amylin — the hormone your pancreas releases alongside insulin every time you eat. it's what tells your brain you're full. GLP-1 drugs hit one appetite pathway. amylin hits a different one. they ran https://t.co/1Xp6aiGu5b

7 likes1 retweets
Dimitris@dimitriscreates

I'm part of the golden generation of peptides. When I tell people I'm building in this space, the first thing they ask is whether I take them myself. I don't, and the reason is simple: I don't need them yet. I'm 22 years old. I don't need Retatrutide, I'm not trying to get https://t.co/tPveqQZZj7

6 likes0 retweets
Boogeyman@iWatchUSleeeep

The Wolverine stack. What is it? This is a equal combination of BPC-157 and TB-500, two peptides that are not FDA approved but were recommended by the FDA's Pharmacy Compounding Advisory Committee for addition to the 503A bulk list. The 503A bulk list is a list of drugs that

4 likes1 retweets
Amino AI@aminoaiapp

Peptide cheat sheet (by route) Injectables (subQ) + BPC-157 (healing, gut) + TB-500 (injury recovery) + CJC-1295 + Ipamorelin (growth hormone) + Retatrutide (fat loss) + MOTS-c (metabolism, energy) Nasal sprays + Semax (focus) + Selank (calm) + PT-141 (libido) Oral / capsule +

3 likes0 retweets

Provider Spotlight

Willow

Doctor-supervised online weight loss platform using personalized GLP-1 therapy. Offers compounded semaglutide (injectable and oral) and tirzepatide with home delivery, health coaching, and unlimited follow-up.