LifeSource Vitamins
Rated 4.67 out of 5
9 Reviews

Vitamin C Superior C 500 mg - Threonic Acid - Enhanced Buffered Bioavailable Vitamin C - 2 Sizes

Original Price: $19.99   Current Price: $19.99
BEST SELLER
  • Supports healthy immune function*
  • Provides antioxidant activity & cellular wellness*
  • Supports collagen formation & healthy skin*
  • Supports healthy aging & vitality*
  • Supports healthy circulation & cardiovascular wellness*
  • Features Transport C-PLUS® enhanced buffered vitamin C blend*
  • Includes alpha lipoic acid, citrus bioflavonoids, rose hips & rutin*
  • 3rd-Party Tested - Trusted Since 1992*
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  • Free Standard Shipping on Order $34+

Purchase options
Recurring Subscription

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Product Details

LifeSource Vitamins Superior C 500 mg with Rose Hips & Bioflavonoids — 100 Veg Capsules

LifeSource Vitamins Superior C 500 mg is an advanced, comprehensive formula that combines buffered Vitamin C with Transport C-PLUS®, alpha lipoic acid, citrus bioflavonoids, rose hips, acerola, and rutin. This synergistic blend is designed to support healthy immune function, provide powerful antioxidant protection, and promote collagen synthesis more effectively than standard Vitamin C alone.*

✅ Family-Owned Since 1992
✅ GMP-Certified Facilities
✅ 3rd-Party Tested

⭐ Trusted by over 100,000 customers with over 7,000 5-star reviews

Key Benefits
  • Supports healthy immune function*
  • Provides antioxidant protection*
  • Supports collagen formation for skin and tissue health*
  • Enhanced formula with bioflavonoids and rose hips*
Key Ingredients
  • Vitamin C (as Threonic Acid Enhanced Buffered Calcium Ascorbate) — 500 mg per capsule*
  • Transport C-PLUS® Blend — Includes Alpha Lipoic Acid and enhanced ascorbate for better support*
  • Citrus Bioflavonoid Complex, Rose Hips, Acerola & Rutin — Synergistic plant compounds traditionally paired with Vitamin C*
Who May Benefit Most
  • Adults seeking enhanced daily immune and antioxidant support*
  • Those looking to support healthy collagen production and skin health*
  • Individuals wanting a buffered, advanced Vitamin C formula*
  • Anyone preferring a synergistic blend with bioflavonoids and rose hips*
Independently 3rd-Party Tested
Identity • Purity • Potency • Label Accuracy Produced in FDA-registered, GMP-certified facilities. See Our Testing Results →
Why Trust LifeSource Vitamins

Since 1992, LifeSource Vitamins has remained committed to providing high-quality supplements made with carefully selected ingredients and rigorously tested for identity, purity, potency, and label accuracy. As a family-owned company, we believe you deserve transparency, consistency, and products you can trust to support your wellness goals.

Wellness Research & Education
LifeSource Vitamins evaluates wellness research and educational resources from respected organizations including the National Institutes of Health (NIH), Mayo Clinic, Harvard Health, Johns Hopkins Medicine, Cleveland Clinic, Mount Sinai, and other trusted health resources.
  • Research has explored Vitamin C's role in supporting healthy immune function.*
  • Research has explored Vitamin C's contribution to antioxidant protection.*
Suggested Use

As a dietary supplement, adults take one (1) vegetarian capsule daily with meals, or as directed by your healthcare professional.*

Product Specifications

• Serving Size: 1 Vegetarian Capsule • Servings Per Container: 100
• Form: Veg Capsules • Non-GMO • Gluten-Free

Often Paired With

Questions? Contact us at info@lifesourcevitamins.com or call 800.567.8122.

🇺🇸 Proudly American • Driven by Faith • Powered by God

*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Supports immune wellness, antioxidant protection, and collagen formation with Superior C 500 mg with Rose Hips. Family-Owned & Trusted Since 1992.*

This buffered bioavailable Vitamin C supplement with Threonic Acid receives mostly positive feedback. Customers said they find it "excellent" and take it daily for immune support. Some shoppers expressed concern about caramel color in ingredients. One customer requested more product information about sizing details.

  • We take the Superior C daily and find it excellent.
  • The quality is excellent as far as I can tell, and their service is as well.
  • Love the discounts and products. I haven't been sick in over 5 years.
Quality (positive)Discounts (positive)Products (positive)Service (positive)Size (neutral)
  • 5 stars: 7 (78%)
  • 4 stars: 1 (11%)
  • 3 stars: 1 (11%)
  • 2 stars: 0 (0%)
  • 1 star: 0 (0%)
J
Jamie M.

I was disappointed when I saw caramel color in the ingredients. I try to stay away from that because it has been known to cause cancer.

E
Erica S.
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Erica, thank you so much for taking the time to give us this amazing review, reviews help our cus...

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Dr. L.R.
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What a great 5 Star review, thank you for taking the time Dr. Ruano!

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Ron L.
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Thank you for taking the time to give us a review, and thank you for the 5 Stars! These truly he...

N
Nancy C.
A little more information, please.

The size of the zinc lozenges would be helpful to make a decision whether to order them or not.

G
Guest
Superior C

We have not yet found a Lifesource product we do not like. We take the Superior C daily and find it excellent.

S
Stefanie G.
Shopping.

Love the discounts and products. Especially the All Natural Antibiotics. I haven't been sick in over 5 years.

A
Alice C.
Excellent

The quality of LifeSource Vitamins is excellent as far as I can tell, and their service is as well. I have been been ordering from them for years and have never had a problem.

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