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Written by Navneet Kaur, M.Sc. Nutrition & Dietetics

Diet

L‑Arginine vs Citrulline: Which One Gives You More Power?

An amino acid, it is a direct precursor to nitric oxide, acting quickly and lasting around approx. 60 minutes post-intake.

What Is L‑Arginine? 

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It converts into Arginine in the kidneys, which results in a sustained nitric oxide boost.

What Is Citrulline? 

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Arginine's: It gives a quick boost for pump; however, rapid metabolism limits its active window.

Pros & Cons 

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It has better absorption, boosts arginine levels more effectively, and improves blood flow and endurance.

Citrulline's Edge

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Citrulline as it provides a prolonged and effective pump.

How to Stack Them?

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Take 30–45 minutes before training or pre-workout for peak effect.

Timings 

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Some may experience mild gut discomfort, stay hydrated and don't exceed the recommended dosage amount.

Potential Side Effects 

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Regular users often report improved reps, better performance, and endurance gains.

Results 

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It is ideal for lifters, athletes, and cardio enthusiasts looking for a natural edge without stimulants.

Who Should Use It? 

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Pick Citrulline for longer effects; add Arginine when you need the quick hit. 

Conclusion

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