Vitamin C Powder 5000 mg
Solaray
Vitamin C Powder 5000 mg
4.7
★ ★ ★ ★ ★
(331 ratings)
Vitamin C 5000 mg
Score 60.0
A very high-dose (5000mg) unbuffered ascorbic acid powder, best suited for specific mega-dosing protocols rather than general daily Vitamin C intake.
Quantity: 8 Ounce(s)Servings size: 5 Gram(s) (45 servings)
Selected goals:
Other goals:
Immunity
General Health
Skin Health
Anti-Aging
Anti-Inflammatory Support
leaderboard Score 60.0
A very high-dose (5000mg) unbuffered ascorbic acid powder, best suited for specific mega-dosing protocols rather than general daily Vitamin C intake.
insights Analysis
This product provides a massive 5000mg dose of ascorbic acid per serving, available in a powder form that allows for customizable and very high dosing. While beneficial for specific protocols like 'bowel tolerance' dosing during acute illness, or for mixing into large volumes of water, a single 5000mg dose of unbuffered ascorbic acid is likely to cause significant digestive upset (diarrhea) in many individuals. Moreover, the body's absorption efficiency of Vitamin C decreases sharply at very high single doses. Online reviews for similar products often mention its potency and versatility for mega-dosing, but nutritionists typically advise lower, more frequent doses for optimal absorption and gastric comfort for general use.
- Extremely high dose (5000mg) for specific therapeutic or mega-dosing needs.
- Powder form offers maximum flexibility for custom dosing and mixing into beverages.
- Relatively cost-effective per milligram if one requires such high doses.
- Unbuffered ascorbic acid at this very high dose is highly likely to cause digestive upset (e.g., diarrhea).
- Absorption efficiency of Vitamin C decreases significantly at single doses above 1000-2000mg.
- Not practical or necessary for general daily Vitamin C supplementation.
- Requires measuring, less convenient than pre-dosed forms.
- Very high doses of ascorbic acid can cause significant gastrointestinal discomfort and osmotic diarrhea.
- Not recommended for regular daily supplementation unless advised by a healthcare professional for specific conditions.
$18.89($0.41 per serving)
 iHerb | $ 18.89 | |
 Vitacost | $ 18.89 |
bolt Effectiveness for goals
Vitamin C contributes to immune defense by supporting various cellular functions of both the innate and adaptive immune system. It aids in the production and function of white blood cells and supports epithelial barrier function against pathogens. While essential, large doses have not been shown to significantly "boost" immunity beyond preventing deficiency.
Regular Vitamin C supplementation may slightly reduce the duration and severity of the common cold in some individuals, particularly those under extreme physical stress. However, it does not reliably prevent colds in the general population. Research indicates limited benefit for prevention in most people.
Adequate Vitamin C intake is crucial for collagen formation, which supports healthy skin, bones, and cartilage. It also plays a vital role in immune function, iron absorption, and acts as a powerful antioxidant protecting cells from damage. It is essential for general growth, development, and tissue repair.
Vitamin C is a powerful antioxidant that helps protect the skin from oxidative damage caused by UV exposure and pollutants. It is also essential for collagen synthesis, which contributes to skin structure and elasticity. Both dietary and topical Vitamin C are recognized for supporting skin health.
Yes, Vitamin C is a potent antioxidant that helps protect cells from damage caused by free radicals. These unstable molecules are generated by normal bodily processes and environmental stressors. This antioxidant function is crucial for overall cellular health and can reduce oxidative stress.
schedule Dosage, timing & forms
Ascorbic acid is the most common and widely studied form of Vitamin C. Ester-C, often calcium ascorbate, is a buffered form that may be gentler on the stomach. Liposomal Vitamin C encapsulates the nutrient in tiny fat-like spheres, which may enhance absorption and bioavailability in some cases.
The Recommended Dietary Allowance (RDA) for adult men is 90 mg per day and for adult women is 75 mg per day. Higher amounts may be recommended for smokers. These dosages are generally sufficient to prevent deficiency.
Yes, different forms can influence absorption rates. While ascorbic acid is generally well-absorbed, some forms like liposomal Vitamin C are designed to offer enhanced absorption, potentially improving bioavailability. Buffered forms like calcium ascorbate are often chosen for better tolerance, especially for sensitive individuals.
For most adult men, the recommended daily allowance (RDA) of Vitamin C is 90 mg, and for adult women, it is 75 mg. These amounts are generally sufficient to prevent deficiency and support overall health. Higher doses may be considered in specific circumstances.
The tolerable upper intake level (UL) for Vitamin C in adults is 2,000 mg (2 grams) per day. Exceeding this limit can lead to gastrointestinal side effects such as diarrhea, nausea, and abdominal cramps. This UL is set to prevent adverse effects.
health_and_safety Safety & interactions
High doses of Vitamin C may lead to digestive upset, such as diarrhea, nausea, and abdominal cramps. These effects are generally mild and more likely to occur with doses exceeding the tolerable upper intake level. Reducing the dose usually alleviates these symptoms.
The tolerable upper intake level (UL) for Vitamin C in adults is 2,000 mg per day. Consuming amounts above this UL may increase the risk of gastrointestinal disturbances like diarrhea. Exceeding this limit regularly is generally not recommended without medical supervision.
Vitamin C enhances the absorption of non-heme iron, which is found in plant-based foods and supplements. This interaction can be beneficial for individuals with low iron stores or those following vegetarian or vegan diets. Taking Vitamin C with iron supplements may improve their effectiveness.
For most healthy individuals, Vitamin C supplementation does not significantly increase the risk of kidney stones. However, individuals with a history of kidney stones or certain underlying conditions, particularly those prone to oxalate-type stones, might need to exercise caution with high doses. Vitamin C can be metabolized into oxalate, which is a component of some kidney stones.
Some older studies suggested high doses of Vitamin C might interfere with the effectiveness of certain anticoagulants like warfarin. However, more recent evidence indicates that moderate Vitamin C intake is unlikely to have a significant effect on most common blood thinners. Patients on anticoagulant therapy should discuss any supplement use with their healthcare provider.
Ingredients
| Ingredient | Amount per serving |
|---|---|
Vitamin C, Powder | 5000 mg |
Categories
Vitamin C 60.0
A niche product within the Vitamin C category, serving a very specific need for ultra-high dosing or custom powder formulation, but not a general recommendation due to potential side effects and diminishing returns on absorption.
Goals
Immunity 65.0
While high doses of Vitamin C are used for acute immune support, the sheer quantity and unbuffered nature make it prone to digestive issues, potentially hindering consistent benefits, suitable only for specific high-dose regimens.
Can provide powerful anti-inflammatory support in high doses, but the unbuffered nature and digestive intolerance risk limit its broad applicability for consistent anti-inflammatory regimens.
General Health 55.0
Overkill for general health, and the potential for digestive side effects makes it less suitable for consistent daily foundational well-being compared to more moderate, tolerable doses.
Recommended Alternatives
77 Value 
Gold C Vitamin C 1000 mg
California Gold Nutrition
4.8
★★★★★
(358021 ratings)
Offers significantly better value for its quality, providing more benefit per serving cost. Offers a higher potency.
75 Value 
C-500 With Rose Hips
NOW
4.9
★★★★★
(10235 ratings)
Offers significantly better value for its quality, providing more benefit per serving cost. Includes rose hips.
67 Value 
C 500 mg
21st Century
4.8
★★★★★
(31743 ratings)
Offers significantly better value for its quality, providing more benefit per serving cost. Provides comparable or better quality at a lower cost per serving.
90 Performance 
Ester-C 500 mg with Citrus Bioflavonoids
American Health
4.9
★★★★★
(16169 ratings)
Offers a higher overall quality profile. Features the highly bioavailable Ester-C form for enhanced absorption and gentle digestion. Includes bioflavonoids or rose hips, which can enhance Vitamin C absorption and provide additional antioxidant support.
82 Performance 
Buffered Gold C
California Gold Nutrition
4.8
★★★★★
(46051 ratings)
Offers a higher overall quality profile. Provides a buffered form of Vitamin C, making it gentler on the stomach for sensitive individuals.
82 Performance 
Buffered Gold C 750 mg
California Gold Nutrition
4.8
★★★★★
(46051 ratings)
Offers a higher overall quality profile. Provides a buffered form of Vitamin C, making it gentler on the stomach for sensitive individuals.
75 Budget
C-500 With Rose Hips
NOW
4.9
★★★★★
(10235 ratings)
Offers a lower price per serving, providing a more economical choice for Vitamin C supplementation.
67 Budget
C 500 mg
21st Century
4.8
★★★★★
(31743 ratings)
Offers a lower price per serving, providing a more economical choice for Vitamin C supplementation.
67 Budget 
C 500 mg
21st Century
4.8
★★★★★
(31751 ratings)
Offers a lower price per serving, providing a more economical choice for Vitamin C supplementation.
77 Value
Gold C Vitamin C 1000 mg
California Gold Nutrition
4.8
★★★★★
(358021 ratings)
Offers significantly better value for its quality, providing more benefit per serving cost. Offers a higher potency.
75 Value
C-500 With Rose Hips
NOW
4.9
★★★★★
(10235 ratings)
Offers significantly better value for its quality, providing more benefit per serving cost. Includes rose hips.
67 Value
C 500 mg
21st Century
4.8
★★★★★
(31743 ratings)
Offers significantly better value for its quality, providing more benefit per serving cost. Provides comparable or better quality at a lower cost per serving.
90 Performance
Ester-C 500 mg with Citrus Bioflavonoids
American Health
4.9
★★★★★
(16169 ratings)
Offers a higher overall quality profile. Features the highly bioavailable Ester-C form for enhanced absorption and gentle digestion. Includes bioflavonoids or rose hips, which can enhance Vitamin C absorption and provide additional antioxidant support.
82 Performance
Buffered Gold C
California Gold Nutrition
4.8
★★★★★
(46051 ratings)
Offers a higher overall quality profile. Provides a buffered form of Vitamin C, making it gentler on the stomach for sensitive individuals.
82 Performance
Buffered Gold C 750 mg
California Gold Nutrition
4.8
★★★★★
(46051 ratings)
Offers a higher overall quality profile. Provides a buffered form of Vitamin C, making it gentler on the stomach for sensitive individuals.