FOXO4-DRI Peptide (10mg Vial): Targeted Senolytic Research
FOXO4-DRI peptide (also known as Proxofim) is a synthetic D-retro-inverso peptide designed to act as a selective senolytic agent. Constructed with D-amino acids in reverse sequence, FOXO4-DRI possesses enhanced resistance to enzymatic degradation, extending its biological half-life in physiological environments.
The primary mechanism of the senolytic peptide foxo4-dri centers on disrupting the interaction between the FOXO4 transcription factor and the p53 tumor suppressor protein. In senescent (“zombie”) cells, FOXO4 binds p53, preventing it from triggering cell death. By competing for this binding site, FOXO4-DRI frees p53 to selectively induce apoptosis (programmed cell death) in senescent cells while leaving healthy, non-senescent cells unharmed.
Key FOXO4-DRI Peptide Benefits
Evaluating foxo4-dri peptide benefits in cellular and animal anti-aging models highlights several primary research areas:
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Targeted Senescent Cell Clearance: Selectively eliminates dysfunctional senescent cells that accumulate with age and release pro-inflammatory signaling molecules (SASP).
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Tissue Rejuvenation & Function: Preclinical trials demonstrate restored organ function, improved muscle fitness, and enhanced skin vitality in aged research models.
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Anti-Aging Senolytics Synergy: Works alongside other cellular repair agents to reduce systemic baseline inflammation driven by cellular aging.
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Proteolytic Stability: The D-retro-inverso structure prevents rapid breakdown by native proteases, maximizing cellular uptake.
FOXO4-DRI Dosage & Protocol Guidelines
Setting up a research foxo4 dri dosage requires controlled, pulsed administration to evaluate senolytic clearance efficiency:
| Protocol Phase | Target Objective | Dosage Range | Schedule |
| Initiation / Loading | Assess cellular sensitivity | 250mcg – 1mg daily | 3 consecutive days per week |
| Active Senolytic Cycle | Selective p53-mediated clearance | 2.5mg – 5mg per protocol | Pulsed across a 2- to 4-week research block |
| Off-Cycle Window | Re-establishing tissue homeostasis | — | Rest for 8 to 12 weeks between cycles |
Observed Results & FOXO4-DRI Side Effects
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FOXO4 DRI Before and After: In rodent models, researchers observe significant clearing of senescent biomarkers, marked improvements in fur density, renal function recovery, and physical endurance metrics post-cycle.
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Potential Side Effects: Transient localized redness or injection site irritation, mild temporary fatigue during the active senolytic clearance phase, and flu-like symptoms as senescent cell debris is cleared by immune pathways.
Product Specifications & Storage
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Compound: FOXO4-DRI (D-Retro-Inverso FOXO4-p53 Interrupter / Proxofim)
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Form: Freeze-dried (lyophilized) powder vial (10mg)
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Purity: Premium Research Grade (>98% HPLC Verified)
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Storage Instructions: Store unopened lyophilized vials frozen at -20°C. Reconstitute using sterile Bacteriostatic Water, store refrigerated (2°C to 8°C), and use within 14–28 days.
Frequently Asked Questions (FAQs)
What is FOXO4-DRI peptide used for?
FOXO4-DRI is a senolytic peptide researched for its ability to clear senescent cells by disrupting the FOXO4-p53 protein complex, prompting targeted apoptosis in aged cells.
How does FOXO4-DRI differ from other anti-aging senolytics?
Unlike broad-spectrum senolytics (such as Dasatinib or Quercetin), FOXO4-DRI specifically targets the p53 nuclear interaction, allowing for high selectivity without disturbing non-senescent healthy cells.
Why is FOXO4-DRI administered in pulsed cycles?
Because senescent cell clearance occurs during active administration, continuous daily use is unnecessary. Pulsed dosing (e.g., 3 consecutive days) followed by extended rest periods permits cellular recovery.
What is the best way to store a reconstituted 10mg FOXO4-DRI vial?
After reconstituting with Bacteriostatic Water, keep the vial stored in refrigeration between 2°C and 8°C and protect it from direct light exposure.
Where can I buy FOXO4-DRI online for research?
You can buy lab-tested, high-purity FOXO4-DRI peptide 10mg vials directly online from Peptide Works with batch-verified HPLC purity testing and rapid domestic shipping.
Disclaimer: This product is strictly sold as a research chemical for laboratory development and educational purposes only. Not for human or animal consumption.




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