Compare Supplements

Side-by-side comparison of 2 supplements

Agp7.0

Alpha-GPC

Moderate safety

Ct9.5

Creatine

High safety

Evidence

Likely helps

Evidence Score7/10

Studies: 24

Meta-analyses: 2

Likely helps

Evidence Score9.5/10

Studies: 536

Meta-analyses: 17

Outcome Verdicts

Improve memory & learningToo few graded studies

Improve memory & learningLimited support

Plain-language verdict per shared outcome, pooled from the studies behind each supplement. Shows which one the evidence backs for the same goal.

Pooled effect-size head-to-headBeta

Direct side-by-side from the meta-analysis. Each row is an outcome where ≥2 of your selected supplements have pooled data. Best effect per row highlighted.

Outcome	Alpha-GPC	Creatine
Improve memory & learning — Working Memory + better · SD-units (composite)	+0.8best weak	+0.2 weak · CI ∋ 0

Click an outcome to see the full ranked table on the goal page.

Dosage & timing

Dosage:

600mg

Best Time:

Morning · with food (preferred)

Can take on empty stomach

Form:

Alpha-GPC 50% powder or capsules

Dosage:

Best Time:

Any time · with food (preferred)

Can take on empty stomach

Form:

Monohydrate powder

What you'll notice

🎯 Sharper Focuspositive

1-2 hours

📚 Memory Supportpositive

2-4 weeks

💪 Power Outputpositive

Acute

💪 Increased Strengthpositive

2-4 weeks

📈 Muscle Fullnesspositive

1-2 weeks

💧 Water Retentiontrade-off

First week

Safety

Moderate safety

Contraindications:

History of stroke or TIA (one study raised concerns, needs more research)

Drug Interactions:

Anticholinergic drugs
Cholinergic drugs

Side Effects:

HeadacheFishy body odorGI upset

High safety

Contraindications:

Pre-existing kidney disease (consult doctor)
Rare genetic creatine metabolism disorders

Drug Interactions:

Nephrotoxic drugs

Side Effects:

Water retentionGI discomfort

Works well with

complementary

stacks-well

enhances

complementary

complementary

complementary

How they work together

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Outcome

Alpha-GPC

Creatine

Improve memory & learning — Working Memory

+ better · SD-units (composite)

+0.8best

weak

+0.2

weak · CI ∋ 0