SuppRankedEster-C
Ester-C sells an estimated 4.9K units a month on Amazon across 2 Best Sellers products, worth roughly $71K/mo in gross revenue at list price (a modeled estimate, not Amazon data). That puts it #443 of 935 tracked supplement brands by SuppRanked score and #616 by estimated revenue. It peaks at #31 in Amazon's Vitamin C Best Sellers list. Its biggest niche is Vitamin C, where it is #18 by estimated revenue with about 1% of that top 100's est. sales. The top seller is Ester-C Vitamin C 1000 mg Coated Tablets, 120 Count | Immune System… at ~$56K/mo est.
Categories Ranked in 1 Best Sellers list · best position shown
Ester-C products on Amazon Best Sellers Sorted by est. revenue/mo
| Product | Est. revenue/mo |
|---|---|
| Ester-C Vitamin C 1000 mg Coated Tablets, 120 Count | Immune System Support ASIN B0013FYHSW · #31 Vitamin C · 2.8K units | $56K |
| Ester-C 500 mg, 24 Hour Vitamin C Tablets for Immune Support, 90ct | 24 Hour Immune… ASIN B004X8MJM2 · #45 Vitamin C · 2.1K units | $15K |
Prices, ratings and ranks as seen on October 15, 2026. Links go to the product on Amazon.com.
Competitors & comparisons
Top rivals in Vitamin C
- Dr. Mercola · $108K/mo est.
- Solgar · $99K/mo est.
- Cymbiotika · $96K/mo est.
- Pure Synergy · $66K/mo est.
- NutriFlair · $64K/mo est.
- Solaray · $60K/mo est.
Brands ranked near Ester-C
- #439 Mother's · $160K/mo est.
- #440 DOCTOR RECOMMENDED SUPPLEMENTS · $162K/mo est.
- #441 MUSASHI · $70K/mo est.
- #442 Ekkovision · $247K/mo est.
- #444 SaltWrap · $329K/mo est.
- #445 Myprotein · $206K/mo est.
- #446 Bloomin · $102K/mo est.
- #447 StrongVit · $94K/mo est.
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How is Ester-C ranked?
The score (0–100) blends estimated monthly units (60%), category rank visibility (30%) and breadth across categories (10%). Est. revenue/mo is estimated units × list price, summed across the brand's ranked products. Methodology