TimingBeetroot Powder

Take before training

When to take Beetroot Powder

2 to 3 hours pre-workout

Beetroot is rich in nitrate, which your body turns into nitric oxide to improve blood flow and exercise efficiency. Blood levels peak 2–3 hours after a dose.

Updated 2026-10-25

Best time in your day

  1. Wake
  2. Workout
  3. Breakfast
  4. Lunch
  5. Evening
  6. Workout
  7. Dinner
  8. Walk
  9. Bed
When
2–3 hours before exercise
Food
With or without food
Typical dose
Around 400–600 mg nitrate (6–8 mmol) per dose

How to take it

  1. 1Check nitrate content, not just beet powder grams
  2. 2Take it 2–3 hours before training
  3. 3Avoid antibacterial mouthwash; it blocks conversion
  4. 4Use it daily for a week before an event for best effect

Watch out

Pink urine (beeturia) is harmless. People prone to kidney stones should be careful because beetroot is high in oxalate.

Keep apart from

  • Blood pressure medication
  • Nitrates and erectile dysfunction drugs

Common questions

Why 2–3 hours before?

Nitrate takes time to convert and peaks around then.

Does it lower blood pressure?

Yes, modestly, which is why it's also studied for heart health.

Why avoid mouthwash?

Mouth bacteria are needed to convert nitrate.

Explore further

Commonly used for

Sources

  1. NIH Office of Dietary Supplements: Dietary supplements for exercise and athletic performance fact sheet for health professionals

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For general education only, not medical advice. Talk to a qualified doctor before starting or changing supplements, especially if you are pregnant, nursing or on medication.