We compared 10 of the most-reviewed ester c (a combined 154,516 customer reviews) and ranked them by verified review count so you can see what real shoppers actually buy.
How we rank it: We rank Ester-C® Plus, Vitamin C, 500 mg, 250 Vegetable Capsules #1 for its strong balance of quality and price, which makes it our overall best ester c pick.
How we rank it: Ester-C® with Citrus Bioflavonoids, 90 Vegetarian Tablets lands at #2 largely for American Health's reputation for quality.
How we rank it: At #3, Ester-C®, 225 Vegetarian Tablets (500 mg per Tablet) earns its spot for how consistently shoppers reach for it.
How we rank it: We placed Ester-C® with Citrus Bioflavonoids, 60 Capsules at #4 thanks to how consistently shoppers reach for it.
How we rank it: Ester-C® with Citrus Bioflavonoids, 120 Capsules lands at #5 largely for American Health's reputation for quality.
How we rank it: Ester-C® with Citrus Bioflavonoids, 240 Capsules lands at #6 largely for American Health's reputation for quality.
How we rank it: At #7, Ester-C® with Citrus Bioflavonoids, 225 Vegetarian Tablets earns its spot for how consistently shoppers reach for it.
How we rank it: Ester-C®, Maximum Strength, 1,000 mg, 120 Vegetarian Coated Tablets lands at #8 largely for Nature's Bounty's reputation for quality.
How we rank it: Ester-C® Plus, Vitamin C, 1,000 mg, 180 Tablets lands at #9 largely for Solgar's reputation for quality.
How we rank it: Ester-C® with Citrus Bioflavonoids, 180 Vegetarian Tablets lands at #10 largely for American Health's reputation for quality.
| # | Product | Brand | Score | Rating | Reviews | Price | |
|---|---|---|---|---|---|---|---|
| 1 | Ester-C® Plus, Vitamin C, 500 mg, 250 Vegetable Capsules | Solgar | 9.9 | 4.9 | 19,871 | $30.74 | View → |
| 2 | Ester-C® with Citrus Bioflavonoids, 90 Vegetarian Tablets | American Health | 9.9 | 4.9 | 17,695 | $9.58 | View → |
| 3 | Ester-C®, 225 Vegetarian Tablets (500 mg per Tablet) | American Health | 9.9 | 4.9 | 17,694 | $17.77 | View → |
| 4 | Ester-C® with Citrus Bioflavonoids, 60 Capsules | American Health | 9.9 | 4.9 | 17,399 | $8.04 | View → |
| 5 | Ester-C® with Citrus Bioflavonoids, 120 Capsules | American Health | 9.9 | 4.9 | 17,397 | $13.99 | View → |
| 6 | Ester-C® with Citrus Bioflavonoids, 240 Capsules | American Health | 9.9 | 4.9 | 17,397 | $25.89 | View → |
| 7 | Ester-C® with Citrus Bioflavonoids, 225 Vegetarian Tablets | American Health | 9.9 | 4.9 | 17,198 | $18.89 | View → |
| 8 | Ester-C®, Maximum Strength, 1,000 mg, 120 Vegetarian Coated Tablets | Nature's Bounty | 9.9 | 4.9 | 11,990 | $16.84 | View → |
| 9 | Ester-C® Plus, Vitamin C, 1,000 mg, 180 Tablets | Solgar | 9.7 | 4.8 | 11,590 | $28.19 | View → |
| 10 | Ester-C® with Citrus Bioflavonoids, 180 Vegetarian Tablets | American Health | 9.7 | 4.8 | 6,285 | $30.79 | View → |
Our editorial team evaluates every product on the factors that matter most to shoppers, not just price.
We rank by verified customer reviews and rating. For added assurance, we recommend choosing products that carry independent third-party testing or certification. These organisations publish public standards and verified-product listings:
This guide is for general information only and is not medical advice. Consult a qualified professional before starting any supplement.
This guide compares 10 of the most-reviewed ester c available, ranked from most to least reviewed.
The products in this comparison were in stock at our last update (2026-10-13). Availability can change, so check the product page for current status.
Top-reviewed brands in this category include Solgar, American Health, Nature's Bounty.
Based on verified customer review counts, Ester-C® Plus, Vitamin C, 500 mg, 250 Vegetable Capsules by Solgar is the best-reviewed ester c, with 19,871 reviews and a 4.9/5 rating.
On this list, prices range from $8.04 to $30.79, with a typical price around $18.89.