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L-Arginine - 1000mg - 60 tablets

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Product details

Description

NOW L-Arginine 1000 mg puts 1,000 mg of L-arginine, from L-arginine HCl, into each tablet: twice the amount in one NOW 500 mg capsule. The 60-tablet bottle gives 60 servings of 1 tablet.

Form: tablets with a vegetarian coating of hypromellose, calcium carbonate and glycerin.

Key facts
  • 60 tablets, 60 servings of 1 tablet
  • 1,000 mg L-arginine per tablet, from L-arginine HCl
  • Up to 2 tablets a day, taken between meals or at bedtime
  • Vegetarian tablet coating (hypromellose, calcium carbonate, glycerin)
  • Made in a GMP facility and quality tested in the USA, per NOW Foods
Nutrition
Typical values Per tablet
L-Arginine (from L-arginine HCl) 1,000 mg

Values from the brand's US label. No daily reference value is set for L-arginine.

Ingredients and allergens

Ingredients: L-Arginine HCl, Microcrystalline Cellulose, Hydroxypropyl Cellulose, Stearic Acid (vegetable source), Croscarmellose Sodium, Silicon Dioxide, coating (Hypromellose, Calcium Carbonate, Glycerin).

Allergens: None declared. Not manufactured with wheat, gluten, soy, milk, egg, fish, shellfish, tree nut or sesame ingredients; made in a GMP facility that processes other ingredients containing these allergens.

How to use

Take 1 tablet twice a day as needed, between meals or at bedtime, with at least 240 ml (8 fl oz) of water or juice.

FAQs

How many tablets a day?
1 tablet twice a day as needed, between meals or at bedtime, with at least 240 ml of water or juice.

How long does the bottle last?
30 days at 2 tablets a day, or 60 days at 1 tablet a day.

Why is it called double strength?
Each tablet holds 1,000 mg of L-arginine, twice the 500 mg in one NOW L-Arginine capsule.

Who should not take it?
It is for adults only and not for pregnant or breastfeeding women. The label also lists people who should avoid it or speak to a doctor first; see the warnings below.

Warnings
  • For adults only. Not for pregnant or breastfeeding women.
  • Consult a doctor before use if you take medication (especially blood pressure, anticoagulant or diabetes medication), have a medical condition (especially asthma or kidney disease) or are planning surgery.
  • Do not use if you have glaucoma or herpes simplex unless a doctor has advised it.
  • Do not use after a heart attack or if you have established coronary artery disease.
  • Do not exceed the recommended daily dose.
  • Food supplements should not be used as a substitute for a varied and balanced diet and a healthy lifestyle.
  • Keep out of reach of young children.
Details
  • Brand: NOW Foods
  • Product: L-Arginine 1000 mg (Double Strength)
  • Form: Tablet
  • Size: 60 tablets
  • Serving size: 1 tablet

Product details are taken from the NOW Foods product page (NOW Foods, L-Arginine 1000 mg Double Strength Tablets), checked November 2026. Always check the label on the pack you receive.

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