Silymarin
MaybeAn estimated 0.0% of orders come back. But the products selling today already average 4.7★, so Silymarin is a Maybe.
- Flapen Score
- 60 / 100Top 11% of 14,768 Health & Household niches · +11 vs the category median of 4960
- Market size
- $563K/yr321K searches / yr
- 90-day growth
- +14.2%search demand this quarter
- Competition
- 48%top-5 click share · 17 brands · 40 sellers
Flapen Score
Silymarin against its category
The dotted line is the Health & Household average. Past it, Silymarin is stronger. Inside it, weaker.
Market
The Silymarin market on Amazon at a glance
Shoppers on Amazon United States searched for Silymarin 321K times last year and spent an estimated $563K. The top 5 brands take 72% of clicks. Demand peaks in May. Flapen scores it 60 out of 100, a Maybe.
01 · Demand
An estimated 8.3% of those searches ended in a purchase.
Shoppers searched for this 321K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 8.3% of those searches ended in a purchase. Searches in the last 90 days moved +14.2% against the 90 days before. Searches, conversion and average price together put the market at an estimated $563K a year.
- Searches, last 12 months
- 321K
- Growth, 90 days vs prior 90
- +14.2%
- Conversion, latest week
- 8.3%
- Market size, estimated
- $563Ka year
- Peak month
- May1.6× the quietest month
- Top search term
- silymarin69K searches a year
02 · Price
A sale here is worth $21.19.
Listings sell for $21.19 on average, from $8.99 to $43.28. Amazon reports units sold in ranges. This niche sold 25K to 30K a year. The average listing sells 750 to 1,000 of them. At $21.19 that is $16K to $21K a year per listing.
- Average price
- $21.19inside the $15 to $100 sweet spot
- Price range
- $8.99–$43.28
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 25K–30K
- Units per listing a year
- 750–1,000
- Revenue per listing a year
- $16K–$21K
- Returns
- 0.0%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is reviews.
70% of listings pay for placement with sponsored ads. 100% ship with Prime. On an average day, 0.5% of listings are out of stock. The average listing ranks #183 within Milk Thistle. It carries 5,005 reviews at 4.67 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 70%
- Prime listings
- 100%
- Out of stock, average day
- 0.5%
- Average rank
- #183in Milk Thistle
- Average rating
- 4.67 starsAmazon United States average 4.42 stars
- Average reviews
- 5,005per listing
- Listings tracked
- 30
04 · Newcomers
2 of last year's 2 launches cleared the first-year sales bar.
2 products launched here in the last 12 months. 2 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 77 months on average, so the names here are established.
- Launched, last 12 months
- 2
- Successful launches
- 2Amazon's first-year sales bar
- Average brand age
- 77 months
Products
Top Silymarin products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 27, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
NOW Foods Supplements Silymarin Milk Thistle Extract 300 mg with Artichoke and Dandelion Double Strength Supports Liver Function* 200 Veg Capsules
- Price
- $21.56
- Rating
- 4.7/5
- Reviews
- 6,618
- Age
- 22y ago

Pure Encapsulations Silymarin - 250 mg Milk Thistle Per Capsule - Liver Health Support* - Antioxidants Supplement - Non-GMO & Vegan - 120 Capsules
- Price
- $43.28
- Rating
- 4.7/5
- Reviews
- 1,225
- Age
- 20y ago

Bronson Milk Thistle Silymarin Marianum & Dandelion Extract 120 Capsules
- Price
- $9.90
- Rating
- 4.7/5
- Reviews
- 40,242
- Age
- 8y ago

Zazzee USDA Organic Milk Thistle 50:1 Extract 80% Silymarin Flavonoids 200 Vegan Capsules 6+ Month Supply Silybum Marianum Liver Support & Detox Support Organic All-Natural Non-GMO Made in USA
- Price
- $37.09
- Rating
- 4.8/5
- Reviews
- 1,965
- Age
- 7y ago

VITAMISAN Milk Thistle silimarina with Dandelion Fennel. Licorice Artichoke Alfalfa Detox & Cleansing Formula Support Liver 120 Capsules
- Price
- $19.13
- Rating
- 4.8/5
- Reviews
- 287
- Age
- 2y ago
Trending
estimated 90-day click momentum
PURE CO USDA Organic Milk Thistle Capsules - 80% Silymarin Supplement for Liver Support- Super Concentrated 300mg of 30:1 Milk Thistle Extract Liver Detox 120 Day Supply
- Price
- $23.66
- Rating
- 4.7/5
- Reviews
- 2,183
- Age
- 1y ago

Zazzee USDA Organic Milk Thistle 50:1 Extract 80% Silymarin Flavonoids 200 Vegan Capsules 6+ Month Supply Silybum Marianum Liver Support & Detox Support Organic All-Natural Non-GMO Made in USA
- Price
- $37.09
- Rating
- 4.8/5
- Reviews
- 1,965
- Age
- 7y ago

NOW Foods Supplements Silymarin Milk Thistle Extract 300 mg with Artichoke and Dandelion Double Strength Supports Liver Function* 50 Veg Capsules
- Price
- $9.07
- Rating
- 4.7/5
- Reviews
- 6,618
- Age
- 24y ago

Nutricost Milk Thistle Capsules 300mg 120 Capsules (80% Silymarin)
- Price
- $14.64
- Rating
- 4.7/5
- Reviews
- 133
- Age
- 1y ago

NOW Foods Supplements Silymarin Milk Thistle Extract 300 mg with Artichoke and Dandelion Double Strength Supports Liver Function* 250 Veg Capsules
- Price
- $28.94
- Rating
- 4.6/5
- Reviews
- 79
- Age
- 7mo ago
Newest
by launch date
NOW Foods Supplements Silymarin Milk Thistle Extract 300 mg with Artichoke and Dandelion Double Strength Supports Liver Function* 250 Veg Capsules
- Price
- $28.94
- Rating
- 4.6/5
- Reviews
- 79
- Age
- 7mo ago

Silimarina con Hinojo en Cpsulas | Suplemento Alimenticio con Antioxidantes | Apoyo para el Bienestar General y el Estilo de Vida Diario | Frmula Herbal | 120 Cpsulas
- Price
- $20.37
- Rating
- 4.7/5
- Reviews
- 93
- Age
- 1y ago

USDA Organic Milk Thistle Liver Detox Supplement Capsules 80% Silymarin 250 mg 120 Count (2 Month Supply) with Beetroot & Artichoke Extract for Liver Support & Digestion Vegan Non-GMO Made in USA
- Price
- $23.95
- Rating
- 4.6/5
- Reviews
- 197
- Age
- 1y ago

Suplemento Alimenticio con Silimarina Cardo Mariano Diente de Len Hinojo Complejo B y Regaliz | 120 Cpsulas | Frmula Herbal con Antioxidantes para el Bienestar Diario
- Price
- $20.54
- Rating
- 4.6/5
- Reviews
- 101
- Age
- 1y ago

PURE CO USDA Organic Milk Thistle Capsules - 80% Silymarin Supplement for Liver Support- Super Concentrated 300mg of 30:1 Milk Thistle Extract Liver Detox 120 Day Supply
- Price
- $23.66
- Rating
- 4.7/5
- Reviews
- 2,183
- Age
- 1y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 48% of clicks. Leaders hold, but buyers still shop past them.
Brands
17 rising
Sellers
40
Est. top-5 brand share
72%
Top 20: 100%
Est. top-5 click share
48%
Top 20: 90%
Open market
20%
- NOW Foods26%
- Zazzee15%
- Pure Encapsulations12%
- Bronson11%
- Life Extension8%
- VITAMISAN7%
Demand
Silymarin search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: May · busiest ÷ quietest = 1.6×
Search terms
Top Silymarin search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- silymarin69K/yr
- silimarina para el hgado graso45K/yr
- silimarina47K/yr
- silymarin milk thistle21K/yr
- now milk thistle20K/yr
- milk thistle 80 percent silymarin10K/yr
- silymarin supplement22K/yr
- silimarina 1000mg14K/yr
- silymarin complex super liver support6K/yr
- milk thistle silymarin7K/yr
Reviews and returns
What reviews say buyers love and hate about Silymarin
We read the reviews and the return reasons for every product selling here.
“Does not perform as described”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
19 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Silymarin questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









