Aspire guide
Specific Populations
Specific Populations manual
Nitrate Loading and Beetroot Juice: The Aerobic Edge
The clinical evidence behind dietary nitrates, vasodilation, and decreased oxygen cost during a distance race.
Why this matters
Outside of caffeine, dietary nitrates are arguably the only legal supplement with robust, peer-reviewed clinical data proving they directly improve endurance racing performance.
Read time
3 min
Audience
Coach + Athlete
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Specific Populations
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Talk to your coach or dietitian about adding beetroot shots to your race prep.
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Nitrate Loading and Beetroot Juice: The Aerobic Edge
Read time
3 min
Audience
Coach + Athlete
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Talk to your coach or dietitian about adding beetroot shots to your race prep.
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Use it this week
Talk to your coach or dietitian about adding beetroot shots to your race prep.
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Read the full ebook here, then jump to the one-page handout when you need the shareable version.
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Open the sections you need, print the handout, then send both to coaches, parents, or athletes.
Quick start
Start here
The clinical evidence behind dietary nitrates, vasodilation, and decreased oxygen cost during a distance race.
NITRATE POWER
400-800 mg Nitrates
- Beetroot juice is a legal supplement proven to boost endurance.
- It helps your body get more oxygen to your muscles.
HOW IT WORKS
Nitrates from beets turn into Nitric Oxide in your body.
- Nitric Oxide makes your blood vessels wider.
- Wider vessels send more oxygen-rich blood to your leg muscles.
YOUR SUPERPOWER: LESS OXYGEN NEEDED
Running the same fast pace now takes less oxygen.
- This means you can run faster for longer.
- You'll feel less tired deep into the race!
The Mechanism: Vasodilation
When an athlete consumes high quantities of dietary nitrates (found densely in beetroot concentrate, arugula, and spinach), the bacteria in their mouth convert it into nitrite,…
[!TIP]
### The ROI: Decreasing Oxygen Cost
The Clinical Outcome: The ultimate proven superpower of dietary nitrates is that they mathematically "decrease the oxygen cost of exercise.
- Nitric Oxide acts as a massive and profound physiological vasodilator. It literally forces the blood vessels…
- The Biological Result: Wider blood vessels actively permit drastically more oxygen-rich blood to flood…
Coach line
[!TIP]
The Nitrate Execution Strategy
Eating enough whole roasted beets to achieve the precise clinical dose (400-800mg) is metabolically impossible without triggering horrific GI distress.
The Dosing Protocol
The Execution Timeline
The Expected Outcome
**Acute Loading (Race Day)**
Consume one concentrated 400mg beetroot shot exactly **2 to 3 hours** prior to the starting gun.
Provides a sharp, acute spike in circulating blood nitrites precisely as the warm-up protocol concludes.
**Chronic Loading (The Gold Standard)**
Consume one 400mg shot every single day for the **3 to 5 continuous days** leading up to the State Championship meet.
Ensures the deep muscle tissues are permanently and maximally saturated with raw nitric oxide potential the exact second the race begins.
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Full access opens every section, the ebook PDF, and the printable handout companion.
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Use it this week
Talk to your coach or dietitian about adding beetroot shots to your race prep.
Source topics
beetroot juice running • nitrate loading runner • vasodilation track • running supplements legal • oxygen cost running