SuppRankedWindmill
Windmill sells an estimated 11.1K units a month on Amazon across 5 Best Sellers products, worth roughly $118K/mo in gross revenue at list price (a modeled estimate, not Amazon data). That puts it #1017 of 3,479 tracked supplement brands by SuppRanked score and #1920 by estimated revenue. It peaks at #72 in Amazon's Bilberry Best Sellers list. Its biggest niche is bilberry, where it is #60 by estimated revenue with about 0% of that top 100's est. sales. The top seller is Windmill Natural Vitamins Bilberry 500 mg with Eyebright & Elderberry… at ~$28K/mo est.
Categories Ranked in 5 Best Sellers lists · best position shown
Windmill products on Amazon Best Sellers Sorted by est. revenue/mo
| Product | Est. revenue/mo |
|---|---|
| Windmill Natural Vitamins Bilberry 500 mg with Eyebright & Elderberry Tablets- 60 Count… ASIN B00U376FBS · #72 Bilberry · 2.4K units | $28K |
| Windmill Daily Vitamin with Iron and Beta-Carotene ASIN B007TKRP1G · #82 Beta Carotenes · 2.2K units | $26K |
| Windmill Consumer Products Hi-EnerG Triple Ginseng Energy Supplement, 500 mg, 20… ASIN B004R61Q9M · #79 Ginseng · 2.3K units | $25K |
| Windmill Natural Vitamins Vitamin K (K-2 Menaquinone-7, 100mcg) 60 Tablets (Pack of 1) ASIN B06XC127XY · #84 Vitamin K1 · 2.2K units | $22K |
| Windmill Valerian Root Extract 450 mg, Herbal Sleep & Relaxation Support, Non-GMO, Gluten… ASIN B001V9X10A · #100 Valerian · 1.9K units | $17K |
Ranks as seen on October 15, 2026. Product links go to Amazon.com. As an Amazon Associate, SuppRanked earns from qualifying purchases.
Competitors & comparisons
Top rivals in Bilberry
- FITO · $38K/mo est.
- Botanic Choice · $31K/mo est.
- Natural Factors · $29K/mo est.
- VHC · $27K/mo est.
- Jovvily · $26K/mo est.
- Best Botanicals · $23K/mo est.
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How is Windmill 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