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Side-by-side comparison of 1 supplements

Cya3.8

Cycloastragenol (TA-65)

Limited safety

Evidence

Evidence Score3.8/10

Studies: 7

Meta-analyses: 0

Dosage & timing

Dosage:

Commercial TA-65 supplies roughly 5-25mg cycloastragenol per day (sold in proprietary 'units'); the low dose outperformed the high dose for telomere length in the one RCT. Not a standardized or proven longevity regimen.

Best Time:

Morning · with food (preferred)

Take with food

Form:

TA-65 (proprietary cycloastragenol)

What you'll notice

🔗 Telomere Lengtheningpositive

6-12 months

🛡️ Immune Rejuvenationpositive

3-6 months

⏳ Longevity / Healthspanneutral

Long-term

Safety

Limited safety

Contraindications:

Active or prior cancer (theoretical concern about telomerase activation)
Pregnancy and breastfeeding (no safety data)

Drug Interactions:

Immunosuppressants

Side Effects:

GI upset

Works well with

Astragalus

complementary

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