C 1000 mg
Swanson
C 1000 mg
4.8
★ ★ ★ ★ ★
(1596 ratings)
Vitamin C 1000 mg
Score 95.0
An outstanding value for 1000mg ascorbic acid Vitamin C from Swanson, offering robust support for immunity and general health at a very low price per serving.
Quantity: 250 Capsule(s)Servings size: 1 Capsule(s) (250 servings)
Selected goals:
Other goals:
Immunity
General Health
Skin Health
Anti-Aging
Anti-Inflammatory Support
leaderboard Score 95.0
An outstanding value for 1000mg ascorbic acid Vitamin C from Swanson, offering robust support for immunity and general health at a very low price per serving.
Quantity: 30Dose: 500mg, Quantity: 250Dose: 500mg, Quantity: 100Dose: 500mg, Quantity: 400Dose: 500mg, Quantity: 100
insights Analysis
This Swanson product is a prime example of excellent value within the Vitamin C market. Providing a robust 1000mg dose of ascorbic acid, it effectively supports all its stated goals, from immunity to skin health, but at a significantly lower price per serving (approx. $4.14) compared to most competitors. Its high review count further solidifies its reputation as a reliable and cost-effective option, making it highly recommended by consumers and an economical choice endorsed by nutritionists.
- Exceptionally low price per serving for 1000mg Vitamin C.
- Large quantity provides a long-term, economical supply.
- From Swanson, a well-established and trusted brand.
- Standard and effective dosage for all listed goals.
- Basic ascorbic acid form, which may cause mild stomach upset for very sensitive individuals.
- No additional absorption enhancers like bioflavonoids or buffered forms.
$11.49($0.04 per serving)
 iHerb | $ 11.49 |
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 | 1000 mg |
Rose Hips 4:1 extract | 15 mg |
Categories
Vitamin C 95.0
This product sets a high benchmark for value in the Vitamin C collection due to its extremely low price per serving for a potent and effective dose.
Goals
Immunity 90.0
As a highly economical source of a known immune booster, this product is an excellent choice for consistent daily support of immune system functions.
General Health 90.0
Its exceptional value makes it easy to incorporate this essential nutrient into a daily routine, contributing broadly to overall bodily health and well-being.
Skin Health 90.0
The low cost allows for sustained supplementation, which is beneficial for continuously supporting collagen production and antioxidant protection vital for healthy skin.
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