Supplement
Greens Powder
Vegetables, dehydrated and marked up.
Greens powders are dehydrated vegetable and algae blends. We grade Greens Powder C- on evidence and D+ for worth-it at about $30-60 per month.
Evidence
Worth it
Typical cost: $30-60/month
What it does
Greens powders are dehydrated vegetable and algae blends. Convenient and expensive per serving, with no evidence they replicate eating actual vegetables.
What the research says
Micronutrient insurance
Evidence: weak. No trials show they match whole-vegetable outcomes.
DRAFT: convenience product with a thin evidence base.
Is it worth it?
DRAFT: one of the priciest ways to get micronutrients.
Typical cost
$30-60/month
Common form, not a brand recommendation
Dosage contextno established dose
No established dose; serving sizes are manufacturer-defined.
Safety notes
Vitamin K content matters for warfarin users. Heavy-metal testing varies by brand. Talk to your doctor. This page is information, not medical advice.
Longevity Lab Report
Greens Powder news, graded when it happens.
New studies, dose debates, and expert shifts on greens powder, 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.