SuppRankedZena
Zena sells an estimated 7K units a month on Amazon across 1 Best Sellers product, worth roughly $244K/mo in gross revenue at list price (a modeled estimate, not Amazon data). That puts it #397 of 935 tracked supplement brands by SuppRanked score and #339 by estimated revenue. It peaks at #57 in Amazon's Collagen Best Sellers list. The top seller is Zena Nutrition Liquid Collagen for Women, Healthier Skin, Hair &… at ~$244K/mo est.
Categories Ranked in 1 Best Sellers list · best position shown
Zena products on Amazon Best Sellers Sorted by est. revenue/mo
| Product | Est. revenue/mo |
|---|---|
| Zena Nutrition Liquid Collagen for Women, Healthier Skin, Hair & Nail, Verisol Collagen… ASIN B0CS4GX854 · #57 Collagen · 7K units | $244K |
Prices, ratings and ranks as seen on October 15, 2026. Links go to the product on Amazon.com.
Competitors & comparisons
Top rivals in Collagen
Brands ranked near Zena
- #393 X · $189K/mo est.
- #394 EVL · $75K/mo est.
- #395 SOULSATION · $127K/mo est.
- #396 InnovixLabs · $157K/mo est.
- #398 EHP · $209K/mo est.
- #399 Optify · $196K/mo est.
- #400 Flintstones · $127K/mo est.
- #401 Fire · $194K/mo est.
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How is Zena 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