L-Arginine 500 mg — Nitric Oxide, Circulation & Endurance Support (100 Veg Caps)

L-Arginine 500 mg provides free-form arginine to support the body’s natural nitric oxide (NO) pathway—helping promote healthy blood flow, vascular tone, and exercise endurance. This is a stimulant-free, vegan capsule option for people who want a “pump” support supplement without caffeine, sugar, or jitters.

WHAT IT SUPPORTS

• Nitric oxide (NO) production support

• Healthy circulation and blood flow

• Vascular tone and performance “pump” support

• Exercise endurance and training capacity

• Cardiovascular wellness support (daily routine)

PRIMARY BENEFIT

Supports nitric oxide production to promote healthy circulation and blood flow.

SECONDARY BENEFIT

Supports endurance and training performance without stimulants.

HOW TO USE

• Suggested use: Take 1–3 capsules daily

• Timing (training days): 30–60 minutes before activity

• Timing (non-training days): Between meals or as part of a daily routine

• Best practice: Hydrate well and use consistently

WHO IT’S BEST FOR

• Athletes and active adults wanting stimulant-free “pump” support

• People looking to support healthy circulation and vascular tone

• Those building a pre-workout routine without caffeine

• Anyone stacking for endurance, performance, or daily cardiovascular support

WHO SHOULD ASK A PROFESSIONAL FIRST

• Anyone using blood pressure medications

• Anyone using nitrates or PDE-5 inhibitors

• Individuals with a history of herpes/cold sores

• Pregnant or nursing individuals

• Those with cardiovascular or kidney conditions

WHY THIS FORMULA

• Free-form arginine (direct NO precursor support)

• Stimulant-free: no caffeine, no sugar, no “crash”

• Vegan capsules for easy daily compliance

• Clean, single-ingredient focus that stacks well with other performance or wellness products

FREQUENTLY ASKED QUESTIONS (FAQs)

What does L-Arginine do?

L-Arginine supports the body’s nitric oxide pathway, which helps promote healthy blood flow and vascular tone—important for endurance, circulation, and workout “pump” support.

Is this a pre-workout?

It can be used as a stimulant-free pre-workout support because it focuses on blood flow and endurance rather than stimulants.

When should I take L-Arginine for training?

Many people take it 30–60 minutes before workouts. Consistent use plus hydration tends to work best.

Can I take L-Arginine every day?

Yes—many people use it daily for circulation support or performance routines. If you have medical conditions or take medications, consult a professional first.

Why does the label mention cold sores/herpes history?

Some people with a history of cold sores prefer professional guidance before using arginine, since individual responses can vary.

Can I stack L-Arginine with other supplements?

Yes. It stacks well with omega-3s, magnesium, and joint recovery support—especially for people training consistently.

Is this product intended to treat heart disease, erectile dysfunction, or circulation disorders?

No. This product supports normal body function and is not intended to diagnose, treat, cure, or prevent any disease.

SMART STACK RECOMMENDATIONS

Magnesium Glycinate (muscle relaxation + recovery)
https://ironfaithnutrition.com/products/magnesium-glycinate-hc

Omega-3 (EPA 180/DHA 120) (circulation + inflammation balance)
https://ironfaithnutrition.com/products/omega-3-epa-180-dha-120

Curcumizyme (recovery + joint comfort support)
https://ironfaithnutrition.com/products/curcumizyme

WHAT CUSTOMERS SAY

“Great for workouts when I want a pump without caffeine.”

“Easy to take, and I like having a clean, single-ingredient option.”

Results vary. Not medical advice.

What is Iron Faith Nutrition all about?

Learn more about Iron Faith Nutrition

*THESE STATEMENTS HAVE NOT BEEN EVALUATED BY THE FOOD AND DRUG ADMINISTRATION. THIS PRODUCT IS NOT INTENDED TO DIAGNOSE, TREAT, CURE OR PREVENT ANY DISEASE