Supplement finder

Supplements for endurance performance

Answer a few questions and see the best-scoring supplements in Pello's database for your goal, with the evidence behind each one. Free, and no account needed.

What's your main goal?
Are you drug tested?

Only show products tested batch by batch for banned substances (NSF Certified for Sport or Informed Sport).

Any dietary needs?
Anything to avoid?

Top 9 for endurance performance

Ranked by Pello Score, which weighs the evidence for each ingredient, label transparency, value, athlete reviews and testing. At most two per brand.

Beta-Alanine (as SR CarnoSyn) (1.6g): strong evidence.

1 of 1 ingredient with strong or some evidence · NSF Certified for Sport

Sodium (From Sodium Bicarbonate) (280mg): strong evidence.

2 of 2 ingredients with strong or some evidence

Vitamin D3 (as cholecalciferol) (1000 IU): strong evidence.

1 of 1 ingredient with strong or some evidence · NSF Certified for Sport

Iron (Bisglycinate) (25mg): strong evidence.

1 of 1 ingredient with strong or some evidence · NSF Certified for Sport

EPA (Eicosapentaenoic Acid) (425mg): strong evidence.

2 of 2 ingredients with strong or some evidence · NSF Certified for Sport

Caffeine (30mg): strong evidence.

5 of 5 ingredients with strong or some evidence · Informed Sport

Sodium Bicarbonate (12g (under 60kg; larger sizes by body weight)): strong evidence.

1 of 1 ingredient with strong or some evidence · Informed Sport

Magnesium (as Magnesium Amino Acid Chelate, Magnesium Citrate, Magnesium Glycina (310mg): some evidence.

3 of 3 ingredients with strong or some evidence · Informed Sport

Want a full daily plan?

The supplement stack planner builds a morning, training and evening protocol across your goals, accounting for what you already take and your budget.

Build my supplement stack · Pello Pro

This is general information, not medical advice. Supplements can interact with medications and health conditions, so check with your doctor or pharmacist before starting one, especially if you take prescription medicine, are pregnant or have a health condition. See how Pello Scores work.

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