What is the difference between ARA-290 and Testagen?

ARA-290: Non-hematopoietic EPO analogue; activates innate repair receptor (IRR/EPOR/CD131 complex) without erythropoietic effects; promotes tissue repair and nerve healing Testagen: Khavinson-class tetrapeptide bioregulator derived from testicular tissue; proposed to modulate gene expression in Leydig and Sertoli cells; investigated for age-related testicular function decline

Is ARA-290 FDA approved?

ARA-290 is investigational and not FDA approved. It is discussed for research and educational purposes only, not as medical guidance.

Is Testagen FDA approved?

Testagen is not evaluated or approved by the FDA. It is discussed for research and educational purposes only, not as medical guidance.

How is ARA-290 administered in research settings?

In research settings, ARA-290 is typically administered via the subcutaneous or intravenous routes. PeptideBase does not provide dosing or administration instructions.

How is Testagen administered in research settings?

In research settings, Testagen is typically administered via the subcutaneous or oral routes. PeptideBase does not provide dosing or administration instructions.

Home›Research›Compare›ARA-290 vs Testagen

Peptide Comparison

ARA-290 vs Testagen

Name: ARA-290 vs Testagen — Per-mg Price Comparison
Creator: PeptideBase
License: https://peptidebase.io/terms

Both are Longevity & Cellular peptides.

ARA-290

Cibinetide

LongevityInvestigationalResearch Only

Half-life: ~2 min (IV); ~10–20 min (SC)

17 providers listed

Full ARA-290 profile →

Testagen

LongevityNot EvaluatedResearch Only

1 providers listed

Full Testagen profile →

Bottom line

ARA-290 has published research citations on file; Testagen does not yet — the main evidence gap between them.

Quick Verdict

ARA-290

Half-life

~2 min (IV); ~10–20 min (SC)

Testagen

Half-life

—

Which One Should You Choose?

Your goal	Better option
Has published research citations	ARA-290
Further along in FDA review	ARA-290
Oral administration option	Testagen
Lower typical price per mg	Testagen
More provider options (17 vs 1)	ARA-290

Research summary only — not medical advice. Consult a qualified provider before making any decisions.

Side-by-Side Comparison

ARA-290

Testagen

Mechanism Family

Longevity & Cellular

Half-life

~2 min (IV); ~10–20 min (SC)

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FDA Status

investigational

not evaluated

Admin Routes

subcutaneous, intravenous

subcutaneous, oral

Availability

Research Only

Providers

17 listed

1 listed

Avail. Notes

Non-hematopoietic EPO analog (cibinetide) by Araim Pharma. Phase 3 for sarcoidosis peripheral neuropathy; Dutch conditional marketing authorisation applied for. No FDA approval. Investigational.

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Research Evidence

ARA-290

RCT · 2 key studies · most recent 2026

Testagen

No citations on file

Research Citations

ARA-290

RCT2017 · Investigative Ophthalmology & Visual Science

Cibinetide (ARA 290) reduces small nerve fiber pathology in sarcoidosis patients

Animal2026 · Neurobiol Dis

Immunometabolic dysregulation drives selective executive cognitive dysfunction in male db/db mice.

Testagen

No citations on file.

About ARA-290

Non-hematopoietic EPO analogue; activates innate repair receptor (IRR/EPOR/CD131 complex) without erythropoietic effects; promotes tissue repair and nerve healing

Research Areas

neuropathic pain relieftissue repairanti-inflammatorymetabolic improvement

About Testagen

Khavinson-class tetrapeptide bioregulator derived from testicular tissue; proposed to modulate gene expression in Leydig and Sertoli cells; investigated for age-related testicular function decline

Research Areas

testosterone supportLeydig cell function restorationage-related hormonal declinetesticular tissue regulationmale reproductive aging

Safety Profile

Information below reflects published research data only — not medical advice. Consult a qualified provider before use.

ARA-290

Reported (Unverified — Pending Clinical Review)

active erythrocytosis

No established clinical contraindications

Testagen

No established clinical contraindications. This is an investigational compound with limited human data and has not been evaluated by the FDA for safety in this context. Consult a qualified clinician.

Price (per mg)

ARA-290

$4.95/mg

$3.91 – $5.56 range

34 vendors

View price index →Find providers →

Testagen

$2.87/mg

$2.75 – $3.00 range

14 vendors

View price index →Find providers →

Find Providers

Where to source these peptides

Providers offering

ARA-290

17 listed

Browse directory →

Providers offering

Testagen

1 listed

Browse directory →

PeptideBase lists providers for educational research purposes only. Always consult a qualified healthcare professional before obtaining or using any peptide.

More Longevity & Cellular Comparisons

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Educational research tools — not medical advice.

Cite this page

Data last updated August 26, 2026

Free to reference and republish with attribution to PeptideBase. Choose a format:

PeptideBase. (2026). ARA-290 vs Testagen — Per-mg Price Comparison. Retrieved September 11, 2026, from https://peptidebase.io/peptides/compare/ara-290/testagen

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