SuppRankedGNC
GNC sells an estimated 16.9K units a month on Amazon across 5 Best Sellers products, worth roughly $814K/mo in gross revenue at list price (a modeled estimate, not Amazon data). That puts it #212 of 935 tracked supplement brands by SuppRanked score and #134 by estimated revenue. It peaks at #30 in Amazon's Fish Oil (Omega-3) Best Sellers list. Its biggest niche is fish oil (omega-3), where it is #10 by estimated revenue with about 2% of that top 100's est. sales. The top seller is GNC Triple Strength Fish Oil Mini, 1000mg EPA & DHA, 240 Mini… at ~$312K/mo est.
Categories Ranked in 3 Best Sellers lists · best position shown
GNC products on Amazon Best Sellers Sorted by est. revenue/mo
| Product | Est. revenue/mo |
|---|---|
| GNC Triple Strength Fish Oil Mini, 1000mg EPA & DHA, 240 Mini Softgels | Provides 1000mg… ASIN B01N9MMCP0 · #30 Fish Oil (Omega-3) · 5.2K units | $312K |
| GNC Mega Men 50 Plus Multivitamin for Men, Heart & Prostate, 120 Count | Clinically… ASIN B0D3WSNL4B · #86 Multivitamins · 3.9K units | $187K |
| GNC Mega Men Sport Multivitamin for Men, Performance Support, 180 Count | Supports Muscle… ASIN B0D1ZSWZM7 · #91 Multivitamins · 3.7K units | $179K |
| GNC Triple Strength Fish Oil, 1000mg EPA & DHA, 60 Softgels | Provides EPA and DHA to… ASIN B008A2MD2S · #50 Fish Oil (Omega-3) · 3.6K units | $111K |
| GNC Slimvance XP Metabolism Igniter, 120 Count, 30 Servings | Combines Thermogenics with… ASIN B08Q4FDMCH · #66 Fat Burners · 421 units | $25K |
Prices, ratings and ranks as seen on October 15, 2026. Links go to the product on Amazon.com.
Competitors & comparisons
Top rivals in Fish Oil (Omega-3)
- Viva Naturals · $909K/mo est.
- Dr. Tobias · $525K/mo est.
- Wiley's · $442K/mo est.
- PRN · $326K/mo est.
- WHC · $324K/mo est.
- Designs for Health · $315K/mo est.
Brands ranked near GNC
- #208 Muscle Feast · $744K/mo est.
- #209 Instant · $476K/mo est.
- #210 Her · $457K/mo est.
- #211 Juven · $1.5M/mo est.
- #213 Everyday Dose · $649K/mo est.
- #214 Renew Life · $440K/mo est.
- #215 Lil Critters · $151K/mo est.
- #216 Lymphoria · $650K/mo est.
Top 10 lists featuring GNC
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How is GNC 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