Sustained plus Immediate Release L-Arginine 500 mg
Doctor's Best
Sustained plus Immediate Release L-Arginine 500 mg
4.6
★ ★ ★ ★ ★
(1556 ratings)
Arginine 1000 mg
Score 85
An advanced sustained and immediate release L-Arginine supplement, offering consistent benefits at a higher price.
Quantity: 120 Tablet(s) • (60 servings)
Goals: flag Cardiovascular Support flag Fitness flag Muscle Gain flag Energy
leaderboard Score 85
An advanced sustained and immediate release L-Arginine supplement, offering consistent benefits at a higher price.
insights Analysis
This Doctor's Best L-Arginine product provides 1000mg of L-Arginine per serving, featuring both immediate and sustained-release components. This dual-action delivery aims to maximize L-Arginine absorption and maintain elevated blood levels over a longer period, which can be beneficial for continuous nitric oxide production. This makes it a more sophisticated option than standard L-Arginine supplements, although this innovation comes with a higher price per serving.
- Dual immediate and sustained-release formula optimizes L-Arginine absorption and maintains steady blood levels.
- Provides a robust 1000 mg dose of L-Arginine per serving.
- Doctor's Best is a reputable brand known for scientifically formulated products.
- Higher price per serving (28 cents) compared to many standard L-Arginine supplements.
- While sustained release is beneficial, some users might still prefer the more direct efficacy of L-Citrulline for NO production.
- Not recommended for individuals with a history of heart attack or certain cardiovascular conditions without medical supervision.
- May interact with blood pressure medications, so consult a healthcare professional if on such treatments.
$17.62($0.29 per serving)
 iHerb | $ 17.62 | |
 Amazon | $ 17.62 | |
 Vitacost | $ 17.69 | |
 Pure Formulas | $ 18.16 |
Ingredients
| Ingredient | Amount per serving |
|---|---|
L-Arginine | 1000 mg |
Categories
Arginine 85
This product stands out within the Arginine collection due to its innovative sustained-release formulation, which enhances its efficacy for continuous nitric oxide support. While it commands a higher price, the advanced delivery system offers a significant advantage for users seeking more consistent and prolonged benefits from L-Arginine.
Goals
The sustained release of L-Arginine is particularly beneficial for cardiovascular health, as it promotes continuous nitric oxide synthesis, which is crucial for maintaining healthy blood pressure, vascular flexibility, and overall circulation throughout the day.
The sustained-release mechanism ensures a more consistent supply of L-Arginine, which can lead to prolonged nitric oxide production, supporting extended endurance, better pump, and improved recovery for fitness goals. This is an advantage over typical immediate-release forms.
Consistent L-Arginine levels support sustained blood flow and nutrient delivery to muscles, which can aid in recovery and indirectly contribute to muscle growth. The sustained release makes it more effective for long-term supportive benefits for muscle gain compared to fluctuating levels from single-dose, immediate-release products.
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Delivers 1000 mg of L-Arginine HCl per serving at a more affordable price per serving (14 cents), offering a solid dose from a well-respected brand at better value.
95 Value
L-Arginine 1000 mg
21st Century
4.7
★★★★★
(9054 ratings)
Offers the same 1000 mg L-Arginine HCl dose at a remarkably low price per serving (8 cents), delivering significant cost savings for a high-dose product, making it a far better value.
80 Value
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Natural Factors
4.7
★★★★★
(3193 ratings)
This alternative provides 1000mg L-Arginine per serving (2 caps) at a lower price per serving (18 cents) while maintaining a reputable brand name and a good review count, offering better overall value.
80 Value
Arginine 1000 mg
Jarrow Formulas
4.6
★★★★★
(3353 ratings)
Delivers a robust 1000 mg L-Arginine HCl dose per serving from a quality brand at a more competitive price per serving (14 cents), presenting a good balance of quality and cost.
92 Performance
N.O. Pro with Beet Root
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4.2
★★★★★
(3540 ratings)
Combines L-Arginine with AAKG, L-Citrulline Malate, and Beet Root, providing a multi-pathway approach to nitric oxide production that is often more comprehensive and effective than single-ingredient L-Arginine, even with sustained release.
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L-Arginine + L-Citrulline 750 mg
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4.7
★★★★★
(1239 ratings)
The combination of L-Arginine with L-Citrulline is often considered superior for sustaining nitric oxide levels due to citrulline's better bioavailability and conversion to arginine, providing a more robust effect than L-Arginine alone.
87 Performance
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Natrol
4.5
★★★★★
(8168 ratings)
Offers a substantially higher 3000 mg dose of L-Arginine per serving along with B vitamins, providing a more potent and comprehensive option for those seeking maximal L-Arginine intake for their goals.