Amino Acid
L-Arginine (Blood Pressure)
Also known as: Arginine (BP)
B
Evidence
Nitric oxide precursor for vasodilation and blood pressure support.
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Primary uses
- Blood pressure
- Nitric oxide
- Circulation
- Erectile function
How it works
- Nitric oxide precursor
- Vasodilation
- Endothelial support
Dosage
- Typical range
- 3-6g daily for BP
- Timing
- Divided doses
- With food
- Optional
- Duration
- 4+ weeks for BP effects
- Special populations
- Mild hypertension, circulation
Forms
- Powder
- Capsules
Safety
Common side effects
- GI upset
- Nausea
Contraindications
- Active herpes
- Recent heart attack
Products containing L-Arginine (Blood Pressure)
Top-scoring supplements in our catalog that list L-Arginine (Blood Pressure) on the label. Each product is graded on Formulate's ingredient-level rubric — dose accuracy, form, transparency, and third-party testing.
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Evidence notes
NO precursor for vasodilation
Grade B: Some human trials support key claims; further confirmation needed.
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