serrapeptase
Worth a lookShows low returns (0.0%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Returns
Incredible0.0%return rate — above 6% kills the launch gate
Avg price
Great$22.10avg listing price — sweet spot $15–$100
Conversion
Great9.0%search→purchase rate — share of searches ending in a sale
Price range
Great$9.73–$39.03cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Good$652K$652K/yr · 326K searches
Review moat
Good1,393.35avg incumbent reviews — the moat a new listing must climb
Brand share
Good74%top-5 brand share — brands hold most of the demand
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Competition
Okay67%top-5 click share — leaders hold, buyers still browse
Growth
Bad-6.8%90-day search growth — must beat 0% to launch
Competition
The top 5 products take 67% of clicks — established leaders, but buyers still shop beyond them.Brands
15 falling
Sellers
30
Top-5 brand share
74%
Open market
20%
- Double Wood Supplements27%
- Doctor's BEST23%
- Vitamatic9%
- Nutricost8%
- NOW Foods7%
- MARYRUTH'S5%
Product shelf
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 17 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Serrapeptase 240 000 SPU Max Potency (120 Veggie Capsules) Proteolytic Enzyme for Sinus Respiratory and Joint Health (Non-GMO Gluten Free Vegetarian Safe) by Double Wood
Double Wood Supplements$19.564.5★1,270 rev
Doctors Best Serrapeptase Supplement for Men & Women - Proteolytic Enzyme for Sinus & Immune Health Support 120 000 SPU per Veggie Capsule High Potency Formula Non-GMO Vegan - 90 Veg Caps
Doctor's BEST$28.614.4★9,702 rev
Nutricost Serrapeptase 120 000 SPU 120 Capsules - Gluten Free Non-GMO and Vegetarian Friendly
Nutricost$17.664.6★450 rev
NOW Foods Supplements Serrapeptase 60 000 Units of Activity Promotes Respiratory Health and Immune Function* 60 Veg Capsules
NOW Foods$14.054.6★777 rev
Vitamatic Serrapeptase 240 000 SPU Servings 120 Delayed Released Capsules - Enteric Coated - Non-GMO- Made in the USA (120 Count (Pack of 1))
Vitamatic$14.594.5★345 rev
Newest
by launch date
Potent Nattokinase 4000 FU Serrapeptase 240000 SPU Lumbrokinase 2000 FU Supplement - Proteolytic Enzymes Capsules for Energy Support Digestion Detox Cognition & Gut Health for Men & Women
Etta Vita$29.35673 rev
Nutramedix Serrapeptase Supplement - Proteolytic Enzymes for Digestion + Inulin - Made to Support Digestive Health Support - Gluten Soy and Dairy-Free (60 Capsules)
NutraMedix$35.36180 rev
Vitamatic Serrapeptase 240 000 SPU Servings 120 Delayed Released Capsules - Enteric Coated - Non-GMO- Made in the USA (120 Count (Pack of 1))
Vitamatic$14.59345 rev
Vitamatic Serrapeptase 240 000 SPU Servings 120 Delayed Released Capsules - Enteric Coated - Non-GMO- Made in the USA (120 Count (Pack of 2))
Vitamatic$21.32114 rev
Best Naturals Serrapeptase 120000 SPUs 90 Vegetarain Capsules - Supports Sinus Health
Best Naturals$9.73156 rev
Trending
90-day click momentumVitamatic Serrapeptase 240 000 SPU Servings 120 Delayed Released Capsules - Enteric Coated - Non-GMO- Made in the USA (120 Count (Pack of 2))
Vitamatic$21.324.7★
Dr. Mercola Serrapeptase Enzymes - Supports Healthy Cellular Function - Delayed Release - Non-GMO Gluten-Free & Soy-Free - 60 Capsules
Dr. Mercola$39.034.7★
Nutramedix Serrapeptase Supplement - Proteolytic Enzymes for Digestion + Inulin - Made to Support Digestive Health Support - Gluten Soy and Dairy-Free (60 Capsules)
NutraMedix$35.364.6★
Serra-RX 40 000 SPU Serrapeptase - Acid-Resistant Proteolytic Systemic Enzyme Non-GMO Gluten Free Vegan 90 Veg Capsules
Biomedic Labs RX$9.864.6★
Vitamatic Serrapeptase 240 000 SPU Servings 120 Delayed Released Capsules - Enteric Coated - Non-GMO- Made in the USA (120 Count (Pack of 1))
Vitamatic$14.594.5★
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — -6.8% search growth over the last 90 days.No pronounced peak months · busiest ÷ quietest = 1.2×
Reviews
What buyers praise and complain about, mined from review topics.What buyers love
“It feels like good quality and arrived quickly”
“good price”
“it boosts the vitamins So they can absorb faster”
“Works well”
“As advertised”
“it definitely helps with inflammation”
“Sure helps with my digestion issues”
“Helps with joint pain”
“Reduces carotid buildup”
“I use serrapeptase to treat sinus infection and do recommend”
What buyers complain about
“Also milk and soy are additives they are not supposed to be included in serrapeptase”
“After 2 doses it literally destroyed my digestive system”
“After 2 doses it literally destroyed my digestive system”
“Did not work for me”
“This item 'tastes' like mold”
“causing great pain”
“Not usable”
“adhesions are loosening up”
“not for inflammation or scar tissue”
“Very deceiving marketing”