Compare Supplements

Side-by-side comparison of 2 supplements

Caf9.5

Caffeine

Moderate safety

Nab7.5

Sodium Bicarbonate

Moderate safety

Evidence

Likely helps

Evidence Score9.5/10

Studies: 1860

Meta-analyses: 19

Probably helps

Evidence Score7.5/10

Studies: 457

Meta-analyses: 9

Dosage & timing

Dosage:

200mg

Best Time:

Morning · with food (preferred)

Can take on empty stomach

Form:

Pill/capsule for precise dosing

Dosage:

0.3g/kg bodyweight

Best Time:

Any time · with food (preferred)

Take with food

Form:

Pharmaceutical-grade sodium bicarbonate powder or capsules

What you'll notice

👁️ Increased Alertnesspositive

15-45 minutes

🎯 Improved Focuspositive

30-60 minutes

🏃 Better Exercise Performancepositive

30-60 minutes

🏃 Performance Boostpositive

Acute (1-3 hours)

💪 Delayed Fatiguepositive

Acute

Safety

Moderate safety

Contraindications:

Severe anxiety disorders
Uncontrolled high blood pressure
Heart arrhythmias

Drug Interactions:

Stimulant medications (Adderall, etc.)
MAO inhibitors
Certain antibiotics (Cipro)

Side Effects:

Jitteriness/anxietyInsomniaIncreased heart rate

Moderate safety

Contraindications:

Heart failure
Hypertension (sodium load)
Kidney disease

Drug Interactions:

Medications affected by urine pH

Side Effects:

GI distress (nausea, bloating, diarrhea)Cramping

Works well with

enhances

complementary

stacks-well

complementary

complementary

How they work together

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