Ultra C Formula

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A super-charged source of vitamin C for daily antioxidant protection. This special formula from Swanson features 500 mg of pure vitamin C with a supporting cast of acerola cherry, rose hips, rutin, hesperidin and citrus bioflavonoids. Best known as an immune health supporter, vitamin C also healthy skin through its antioxidant properties and its promotion of the body's natural production of collagen.


Supplement Facts

Serving Size 1 Capsule

Servings Per Container 250

Amount Per Serving % Daily Value
Vitamin C USP (as ascorbic acid) 500 mg 556%
Acerola (cherry) 10 mg **
Citrus Bioflavonoid Complex 10 mg **
Hesperidin Complex 10 mg **
Rose Hips 4:1 Extract 10 mg **
Rutin 10 mg **

*Daily Value not established.

Other Ingredients: Rice flour, gelatin, magnesium stearate.

Suggested Use: As a dietary supplement, take one capsule one to two times per day with water.

Warning: For adults only. Consult your healthcare provider before using this or any product if you are pregnant or nursing, taking medication or have a medical condition.

Storage Instructions: Keep out of reach of children. Do not use if seal is broken. Store in a cool, dry place.




  1. What makes Swanson Ultra C Formula different from standard vitamin C supplements?
    Swanson Ultra C Formula combines vitamin C with complementary nutrients that help provide comprehensive antioxidant and wellness support. By pairing vitamin C with additional supportive ingredients, this formula offers broader nutritional support for immune health, collagen formation, and overall well-being compared to vitamin C alone.
  2. Why is vitamin C often combined with other nutrients?
    Vitamin C is frequently paired with complementary nutrients because many ingredients work together to provide broader wellness support. Ingredients such as citrus bioflavonoids, rose hips, and other antioxidant compounds are commonly included alongside vitamin C to create a more comprehensive formula that supports immune health, antioxidant protection, and overall wellness. These combinations help provide nutritional support from multiple sources in a single supplement.
  3. How do additional ingredients complement vitamin C's immune benefits?
    Vitamin C plays an important role in supporting healthy immune system function and the body's natural defenses. Additional ingredients commonly found in vitamin C formulas, such as bioflavonoids and antioxidant-supporting nutrients, help provide complementary nutritional support and contribute to overall wellness. Together, these ingredients create a well-rounded formula designed to support immune health and antioxidant activity as part of a balanced lifestyle.
  4. Can vitamin C combination supplements support year-round wellness?
    Yes. Vitamin C combination supplements are commonly used to support immune health, antioxidant protection, and overall wellness throughout the year. By combining vitamin C with complementary nutrients, these formulas provide comprehensive nutritional support that can be incorporated into a daily wellness routine. Consistent use, along with a healthy diet and lifestyle, may help support long-term health and well-being.
  5. When is the best time to take Swanson Ultra C Formula?
    Adults typically take the recommended serving with water according to label directions. Ultra C Formula can generally be taken with or without food and incorporated into a daily wellness routine. Consistent use may help support immune health, antioxidant protection, collagen formation, and overall well-being over time.
  6. Is Swanson Ultra C Formula non-GMO?
    Yes. Swanson Ultra C Formula is formulated with non-GMO ingredients, making it a convenient choice for individuals seeking nutritional support. This advanced vitamin C formula provides immune health, antioxidant, and collagen-supporting nutrients in a non-GMO supplement that fits easily into a daily wellness routine.


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