How to Find What Products an Amazon Seller Sells (2026 Guide)

Whether you're doing competitive research, sourcing products for wholesale, or looking for private label opportunities — knowing exactly what another Amazon seller carries is one of the most valuable pieces of data you can have.

But Amazon doesn't make it easy. There's no "download catalog" button. Seller storefronts only show a handful of products at a time, and pagination is slow and unreliable.

In this guide, we'll cover 4 methods to see any Amazon seller's full product list — from manual approaches to automated tools — so you can pick the one that fits your workflow.

Why would you want to see a seller's products?

Amazon seller research isn't just for spying — it's a legitimate and common part of running an e-commerce business. Here are the most common reasons:

• Competitive analysis — See what your competitors are selling, what categories they're in, and how their prices compare to yours.
• Product sourcing — Find profitable products to sell by looking at what successful sellers carry. If a seller has 5,000+ ASINs with good reviews, there's likely opportunity in their catalog.
• Wholesale research — Identify brands and products that move volume so you can approach distributors with data.
• Private label ideas — Spot categories where sellers are doing well with unbranded or generic products.
• Supplier verification — Check if a potential supplier actually has the inventory they claim.

Method 1: Browse their storefront manually

The simplest way to see what a seller offers is to visit their storefront. Here's how:

1. Go to any product listing on Amazon.
2. Scroll down to the "Sold by" section (usually under the Buy Box).
3. Click the seller's name — this takes you to their storefront.
4. You'll see the URL change to something like: amazon.com/s?me=A2I69B1TR8Z8FH

From here, you can browse their products. But there's a catch: Amazon only shows about 20 products per page, and the pagination is often unreliable beyond 50-100 pages. If a seller has 10,000+ products, you're looking at hours of clicking.

Method 2: Use Amazon's search filters

Once you're on a seller's storefront page, you can use the search bar to filter their products. Add keywords or use the department filters on the left sidebar.

The URL trick: you can combine the seller ID with a category filter:

amazon.com/s?me=SELLER_ID&rh=n:CATEGORY_NODE_ID

This is faster than scrolling through everything, but it's still manual and you can't export the results. It's useful when you're looking for a specific type of product from a known seller.

Method 3: Use a Chrome extension (fastest)

This is the approach most Amazon sellers and researchers use today. A Chrome extension automates the entire process — you click one button and get the full catalog with ASINs, categories, prices, ratings, and review counts.

Here's how it works with Listing Detective:

1. Install the extension from the Chrome Web Store (free, no account needed).
2. Visit any Amazon product page. The extension detects the seller automatically.
3. Click "Get all products" in the extension popup.
4. Wait a few minutes. The crawl runs in the background — you can close the popup and keep browsing.
5. Export. Filter by category, rating, price, or review count, then download as CSV.

For a seller with 5,000 products, the extraction usually takes under 5 minutes. Even sellers with 90,000+ ASINs complete in about 8 minutes. The results include:

• Every ASIN in the seller's catalog
• Full category tree with product counts per category
• Price, rating, and review count for each product
• Export with filters (only products above 4 stars, under $30, etc.)

Method 4: Amazon SP-API (for developers)

If you're a developer or have one on your team, Amazon's Selling Partner API (SP-API) lets you pull product data programmatically. However, there's a significant limitation: you can only access data for your own seller account, not other sellers'.

The SP-API is best for sellers who want to build internal dashboards, automate inventory management, or integrate Amazon data into their own tools. It's not designed for competitive research.

For analyzing other sellers' catalogs, the Chrome extension approach (Method 3) is what most people use.

What to do with the data

Once you have a seller's product list, here's how to turn it into actionable insights:

1. Identify their best sellers

Sort by review count — products with the most reviews are almost always the highest-volume sellers. A product with 5,000+ reviews in a non-seasonal category is moving serious units.

2. Find category gaps

Look at their category distribution. If a seller has 3,000 products in Electronics but only 50 in Home & Kitchen, that could be a gap you can fill — or it could mean they tested that category and pulled back. Check the ratings on those 50 products for clues.

3. Analyze pricing strategy

Export their catalog and sort by price. Are they competing on price (lots of products under $15) or targeting premium ($50+)? This tells you about their sourcing and margin strategy.

4. Spot private label opportunities

Filter for products with high review counts but generic brand names. These are often private label products — if they're selling well, similar products from a different angle could work too.

5. Build a sourcing list

Take the ASINs from a successful wholesale seller and look up the brands. Contact the manufacturers or distributors directly. Having a list of proven-selling ASINs gives you leverage in negotiations.

Frequently asked questions

Is it legal to look up what an Amazon seller sells?

Yes. All the information is publicly available on Amazon's website. You're viewing the same data any customer sees — product listings, prices, ratings, and reviews. Tools like Listing Detective simply automate the collection of this public data.

Can a seller see that I looked at their products?

No. Amazon doesn't notify sellers when someone views their storefront or products. Your research is completely private.

How often should I check a competitor's catalog?

For active competitors, a monthly check is reasonable. This lets you spot new product launches, price changes, and category expansions. Some sellers do weekly checks on their top 3-5 competitors.

Does this work on all Amazon marketplaces?

Manual methods work on any Amazon site. Listing Detective supports 21 marketplaces including US, UK, Germany, France, Italy, Spain, Canada, Mexico, Japan, India, Australia, and more.

What if a seller has 100,000+ products?

Manual methods break down at this scale. With an automated tool like Listing Detective, even catalogs with 90,000+ ASINs complete in about 8 minutes. The export filters become essential here — you'll want to narrow down by category or rating rather than reviewing every product.