P21 (Cerebrolysin Peptide)

Synthetic fragment of cerebrolysin. Neurogenesis focus. Evidence is mixed, so set expectations accordingly.

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Verdict

4/10 Limited

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Evidence

Grade B / 100+ Studies

The No-BS Summary

8 things. 60 seconds. Everything you need.

1

WHAT IT DOES

Synthetic fragment of cerebrolysin. Neurogenesis focus.

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2

DOES IT WORK?

4/10 Limited. Mimics CNTF activity. May promote neurogenesis. Very limited data. Nasal administration. Experimental.

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3

HOW MUCH TO TAKE

See product label

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4

COST

Premium. $50-80/month. Make sure the evidence backs the spend.

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5

FIRST 24 HOURS

Don't expect miracles on day one. It's building in your system.

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6

AFTER A FEW WEEKS

Give it 4-8 weeks for full effects. Patience pays.

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7

SAFETY

Safe for most people. No red flags at normal doses.

8

HOW IT FEELS

Subtle cognitive improvements reported. Long-term use needed.

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The Breakdown

QUICK ANSWERS

Do I need to load?
Will it cause bloating?
Safe for kidneys?

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DOSE-RESPONSE CURVE

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