L-Arginine 500 mg
by Source Naturals · Capsule
Supplement facts from the label of L-Arginine 500 mg by Source Naturals: Calories 5.0 Calorie(s), Calcium 47 mg, L-Arginine 1.0 Gram(s).

Supplement Facts
| Ingredient | Per serving | % DV | Upper limit (adults) |
|---|---|---|---|
| Calories | 5.0 Calorie(s) | — | — |
| Calcium | 47 mg | 5% | 2,500 mg · 6% at label max |
| L-Arginine | 1.0 Gram(s) | — | — |
Upper limits: NIH ODS Fact Sheets for Health Professionals. Compared only where the unit converts and the limit applies to the form on the label.
On the label
For: Adult (18 - 50 Years) · Gluten Free · Dairy Free · Sugar Free
Claim types: Nutrient · All Other · Structure/Function
Formulation re: Other: Free form Promotes increased circulation
Formula re: Contains: L-Arginine is a crystalline, free-form amino acid. It is an important factor in muscle metabolism and works to transport, store, and excrete nitrogen. It is a precursor for nitric oxide, which promotes increased circulation by relaxing blood vessels.
Suggested/Recommended/Usage/Directions: Suggested Use: 2 capsules, 1 to 3 times daily between meals.
Precautions re: Pregnant or Nursing or Prescription Medications: Note: Consult your health care professional prior to using this product if you are being treated for any pre-existing conditions or are taking prescription medications, such as heart medications including nitroglycerin or any erectile dysfunction medications. If you are pregnant, may become pregnant, or are breastfeeding, consult your health care professional before using this product.
Storage: Store in a cool, dry place.
Precautions re: All Other: Do not use if either tamper-evident seal is broken or missing.
This page repeats what the label says and the official upper limits for healthy adults. It is not medical advice: ask a doctor, pharmacist or registered dietitian about your own intake, especially if you are pregnant, take medicines or have a health condition.
Label data: NIH Office of Dietary Supplements, Dietary Supplement Label Database (dsld.od.nih.gov), public domain. Upper limits: NIH ODS Fact Sheets for Health Professionals (values from the Institute of Medicine, Food and Nutrition Board).