Side by side

Compare supplements

Put up to three ingredients next to each other. See where the evidence, dosing, timing, and tradeoffs differ.

Supplement 1Supplement 2Supplement 3

Measure

Add a supplement

Evidence

Strong evidence

Common protocol3–5 g/day3–6 mg/kg—

Protocols mapped

4 goal-specific

3 goal-specific

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Timing

Any time; daily consistency matters most

30–60 minutes before desired effect

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Expected effect

2–4 weeks without a loading phase

Within 15–60 minutes

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Primary uses

StrengthPower outputLean mass supportMemory research

AlertnessEndurancePerceived effort

Watch for

Temporary water-weight gain · Occasional gastrointestinal discomfort

Jitters · Sleep disruption

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