SuppHelper
search
Home›Supplements›Amino Acid›Arginine›Sustained plus Immediate Release L-Arginine 500 mg Doctor's Best
Product Image

Sustained plus Immediate Release L-Arginine 500 mg

Doctor's Best
4.6
★ ★ ★ ★ ★
(1668 ratings)
Arginine 1000 mg
Product Image
Score 75

Doctor's Best L-Arginine features a 1000mg sustained and immediate release formula, designed for prolonged cardiovascular and fitness benefits.

scaleQuantity:120 Tablet(s) • (60 servings)
track_changesGoals:
flag Cardiovascular Support
flag Fitness
flag Muscle Gain
flag Energy

leaderboard Score 75

Doctor's Best L-Arginine features a 1000mg sustained and immediate release formula, designed for prolonged cardiovascular and fitness benefits.

insightsAnalysis

This Doctor's Best L-Arginine product provides 1000mg of L-Arginine per serving, featuring a unique sustained plus immediate release formula. This design aims to quickly elevate L-Arginine levels while also maintaining them over a longer duration, which may offer more consistent support for nitric oxide production and blood flow.

This dual-release mechanism can be particularly beneficial for individuals seeking prolonged cardiovascular support or sustained benefits during extended physical activity. With 120 tablets providing 60 servings, it offers a good two-month supply, making it practical for a consistent daily regimen aimed at fitness and general well-being.

thumb_upPros
  • Offers a unique sustained plus immediate release mechanism for prolonged effect.
  • Provides a substantial 1000mg dose of L-Arginine per serving.
  • Tablet form is often convenient for daily intake.
  • The dual-release design may offer more consistent benefits.
thumb_downCons
  • Higher price per serving compared to basic L-Arginine supplements.
  • The effectiveness of the sustained release mechanism can vary for individuals.
warningWarnings
  • If you are taking blood pressure medications, consult your doctor before using L-Arginine due to its potential impact on blood pressure.
  • Not recommended for individuals with specific genetic metabolic disorders without professional advice.
flagReport analysis
$18.16($0.30 per serving)
Pure Formulas
$ 18.16
Amazon
$ 20.99
iHerb
$ 20.99
Vitacost
$ 20.99
flagReport prices
track_changesGoals
flagCardiovascular Support
Impact
Highest effect
The sustained and immediate release of 1000mg L-Arginine is intended to provide continuous support for nitric oxide production, which is key for healthy blood vessel function. This can contribute to sustained cardiovascular wellness.
View goal →
flagFitness
Impact
High effect
For fitness enthusiasts, the prolonged release of L-Arginine can support consistent blood flow, potentially enhancing endurance and recovery during and after workouts. This dual-action may offer benefits over single-release forms.
View goal →
flagMuscle Gain
Impact
High effect
By ensuring steady blood flow and nutrient delivery to muscles, the sustained release L-Arginine may indirectly support muscle repair and growth. It works as a complementary aid in a muscle-building regimen.
View goal →
flagEnergy
Impact
High effect
The sustained delivery of L-Arginine can help maintain optimal circulation, ensuring a steady supply of oxygen and nutrients to cells, thereby supporting prolonged energy levels. This can be beneficial for enduring physical activities.
View goal →
scienceIngredients
IngredientAmount per serving
L-Arginine
1000 mg
grain_off Gluten Free person Adults 18–50 eco Vegan eco Vegetarian
flagReport overview
Arginine 75
This product offers an innovative approach within the Arginine collection with its dual-release mechanism. It's a good option for those seeking extended action from their L-Arginine supplement.
scienceView ingredientinventory_2View products
inventory_2Alternative products
80 Value

L-Arginine 1000 mg

21st Century
4.7
★★★★★
(9825 ratings)
Offers the same 1000mg L-Arginine Hydrochloride dose as your product at a much lower price per serving, providing excellent overall value.
Other sellers (2)
88 Value

L-Arginine Caps 700 mg

Life Extension
4.7
★★★★★
(2197 ratings)
Provides a significant L-Arginine dose along with a small amount of Vitamin C, at a very economical price point, making it an outstanding value choice.
Other sellers (3)
78 Value

L-Arginine 850 mg Maximum Strength

Swanson
4.8
★★★★★
(2012 ratings)
Delivers a high 850mg L-Arginine dose at a remarkably low price per serving, offering similar effectiveness with much better value.
Other sellers (2)
90 Performance

Arginine 1000 mg

Jarrow Formulas
4.6
★★★★★
(3389 ratings)
Delivers a robust 1000mg dose of L-Arginine in hydrochloride form, potentially offering strong support for cardiovascular health and muscle gain.
Other sellers (3)
88 Performance

L-Arginine Caps 700 mg

Life Extension
4.7
★★★★★
(2197 ratings)
Offers a good 700mg dose of L-Arginine with a touch of Vitamin C, providing a slightly different, potentially enhanced, profile for your wellness goals.
Other sellers (3)
85 Performance

Arginine & Citrulline 500 mg / 250 mg

NOW Sports
4.7
★★★★★
(8115 ratings)
Combines L-Arginine with L-Citrulline, which often results in more sustained nitric oxide support, potentially offering a 'better' physiological effect for energy and performance.
Other sellers (4)
80 Budget

L-Arginine 1000 mg

21st Century
4.7
★★★★★
(9825 ratings)
Offers a solid 1000mg L-Arginine dose at a significantly lower cost per serving, making it a more budget-friendly choice for high-dose L-Arginine.
Other sellers (2)
75 Budget

L-Arginine 1000 mg

Solgar
4.8
★★★★★
(867 ratings)
Provides a good 1000mg L-Arginine dose at a more economical price per serving, supporting your goals effectively.
Other sellers (2)
76 Budget

L-Arginine 500 mg

Natural Factors
4.7
★★★★★
(2070 ratings)
Offers 1000mg L-Arginine Hydrochloride per serving, with a significantly lower price per serving, providing similar dosage at a better cost.
Other sellers (2)
80 Value

L-Arginine 1000 mg

21st Century
4.7
★★★★★
(9825 ratings)
Offers the same 1000mg L-Arginine Hydrochloride dose as your product at a much lower price per serving, providing excellent overall value.
Other sellers (2)
88 Value

L-Arginine Caps 700 mg

Life Extension
4.7
★★★★★
(2197 ratings)
Provides a significant L-Arginine dose along with a small amount of Vitamin C, at a very economical price point, making it an outstanding value choice.
Other sellers (3)
78 Value

L-Arginine 850 mg Maximum Strength

Swanson
4.8
★★★★★
(2012 ratings)
Delivers a high 850mg L-Arginine dose at a remarkably low price per serving, offering similar effectiveness with much better value.
Other sellers (2)
90 Performance

Arginine 1000 mg

Jarrow Formulas
4.6
★★★★★
(3389 ratings)
Delivers a robust 1000mg dose of L-Arginine in hydrochloride form, potentially offering strong support for cardiovascular health and muscle gain.
Other sellers (3)
88 Performance

L-Arginine Caps 700 mg

Life Extension
4.7
★★★★★
(2197 ratings)
Offers a good 700mg dose of L-Arginine with a touch of Vitamin C, providing a slightly different, potentially enhanced, profile for your wellness goals.
Other sellers (3)
85 Performance

Arginine & Citrulline 500 mg / 250 mg

NOW Sports
4.7
★★★★★
(8115 ratings)
Combines L-Arginine with L-Citrulline, which often results in more sustained nitric oxide support, potentially offering a 'better' physiological effect for energy and performance.
Other sellers (4)
flagReport alternatives

SuppHelper

Compare supplements smarter. Science-backed, user-rated, updated daily.

Explore

  • Compare Supplements
  • Health Goals
  • Stacks

Legal

  • Privacy Policy
  • Terms of Use
  • Medical Disclaimer

Stay in the Loop

© 2025 SuppHelper. All rights reserved.