← All compounds

Compound Deep-Dive

Tier 4: PeptideAn experimental senolytic with impressive mouse data but zero human safety or efficacy trials.

FOXO4-DRI

ProxofimFOXO4-D-Retro-Inverso

High-risk experimental longevity peptide.

Hype Risk

9/10

Noticeability

2/10

Evidence Tier

Research only

Cost / Month

~$350

Research only

What it's actually good for

Longevity

Weak Evidence

Significant results in mouse models for tissue rejuvenation, but human data is entirely absent.

Recovery

Weak Evidence

Theoretically reduces systemic inflammation by clearing senescent cells, but unproven in humans.

Energy: neutralFocus: neutralSleep: neutralMuscle: neutralMood: neutralImmunity: neutral

How it works

FOXO4-DRI is an experimental senolytic peptide designed to selectively induce apoptosis in senescent cells by disrupting the FOXO4-p53 interaction. While it has shown significant rejuvenation effects in aged and chemotherapy-treated mice, there are currently no completed human clinical trials to verify safety or efficacy.

It competes with endogenous FOXO4 for p53 binding; by blocking this interaction, p53 is released to trigger programmed cell death specifically in senescent cells.

Safety

  • Experimental compound with no long-term human safety data.
  • Targets the p53 pathway, which is a critical tumor suppressor; interference carries theoretical oncogenic risks.
  • Potential for off-target effects on healthy cells expressing FOXO4.

The full StackRoast report adds

  • The exact dose, timing, and effective range to actually run it at
  • Where people go wrong with it — the dose-creep and timing traps
  • What FOXO4-DRI clashes with or duplicates in your stack
Roast My Stack →

Community Reality Check

Distilled from 250 threads
Confidence: medium

What users report

  • Senescent cell clearance
  • Mechanistic elegance
  • Potential for systemic rejuvenation

The catch

  • Prohibitive cost
  • Lack of human data
  • Injection requirement

Side effects reported

  • Lethargy
  • Headaches
  • Injection site soreness
https://www.reddit.com/r/peptideshttps://www.reddit.com/r/longevityhttps://www.reddit.com/r/biohackers

The Receipts

8 sources— studies, videos & links

Videos

Senolytics & Cellular Senescence Explained | Why I'm Waiting on FOXO4-DRI

Dr. Kristi Sawicki

A PhD scientist explains the biological mechanism and why human data is needed before use.

My ultimate guide to senotherapeutics (senolytics vs. senomorphics)

The Sheekey Science Show

Detailed breakdown of how different senolytics, including FOXO4-DRI, target aging.

Papers

Creators

Eleanor Sheekey

YouTube

PhD researcher specializing in senescence and longevity biology.

Dr. Kristi Sawicki

YouTube

PhD scientist focused on evidence-based longevity and cellular health.

Clinical Sources

Taking FOXO4-DRI in a stack? Find out if the combination actually makes sense.

Roast My Stack →