Supplement
Colostrum
First milk, sold for gut and immune support.
Colostrum is the first milk mammals produce after birth, sold as bovine powder for gut and immune support. We grade Colostrum C- on evidence and C- for worth-it at about $20-35 per month.
Evidence
Worth it
Typical cost: $20-35/month
What it does
Colostrum is the first milk mammals produce after birth, sold as bovine powder for gut and immune support. Athlete studies on gut permeability exist; general longevity evidence is thin.
What the research says
May support gut barrier in athletes
Evidence: emerging. Small athlete trials on gut permeability; broader claims unproven.
DRAFT: a few small athlete trials, little else.
Is it worth it?
DRAFT: pricey for what the evidence supports.
Typical cost
$20-35/month
Common form, not a brand recommendation
Dosage contextemerging
10-20 g/day in the athlete trials.
Safety notes
Dairy allergy is a hard stop. Sourcing and processing quality vary widely. Talk to your doctor. This page is information, not medical advice.
Longevity Lab Report
Colostrum news, graded when it happens.
New studies, dose debates, and expert shifts on colostrum, in one email a week. Free.
Changelog
Last updated 2026-10-15
- 2026-10-15|Batch 3 entry, DRAFT. Grades provisional; expert positions unsourced unless noted.