KDP categories · Top KDP authors
Inorganic (Chemistry, Books): Amazon KDP category data
Amazon Books Best Sellers data for Inorganic (Chemistry, Books), updated Nov 2, 2026: median price $48.74, median 22 reviews, average rating 4.5 and a KDPTop opportunity score of 28/100 (highly competitive).
| Price range (middle 50%) | $17.66 – $96 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 7% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 4% of the parent category Chemistry (564), one of the easier corners under it.
- At $48.74 its median price beats 96% of Books categories, leaving more margin per copy.
- Its review barrier is lower than in 71% of Books categories: the median best seller has only 22 reviews, so new books can chart with few.
Top 10 Inorganic best sellers
-
Scientific American September 2026
- List rank#1
- Price$6.99
- Rating4.8
- Reviews13
-
Scientific American October 2026
- List rank#2
- Price$6.99
- Rating4.2
- Reviews7
-
The Disappearing Spoon: And Other True Tales of Madness, Love, and the History of the World from the Periodic Table of the Elements
by Sam Kean
- List rank#3
- Price$12.45
- Rating4.5
- Reviews3,499
-
Scientific American June 2026
- List rank#4
- Price$6.99
- Rating4.4
- Reviews42
-
Stuff Matters: Exploring the Marvelous Materials That Shape Our Man-Made World ― A NYT Notable Popular Science Book on Steel, Glass, and Chocolate
- List rank#5
- Price$10.48
- Rating4.4
- Reviews3,318
-
Scientific American November 2026
- List rank#6
- Price$6.99
- Reviews-
-
It's a Gas: The Sublime and Elusive Elements That Expand Our World – The Secret Lives of Twelve Gases That Shaped Human Civilization
- List rank#7
- Price$9.99
- Rating4.3
- Reviews102
-
The Ultimate Guide to Methylene Blue: Remarkable Hope for Depression, COVID, AIDS & other Viruses, Alzheimer’s, Autism, Cancer, Heart Disease, Cognitive ... Targeting Mitochondrial Dysfunction)
by Mark Sloan
- List rank#8
- Price$2.99
- Rating4.7
- Reviews3,787
-
Periodic Tales: A Cultural History of the Elements, from Arsenic to Zinc ― From An Award-Winning Science Writer
by Hugh Aldersey-Williams
- List rank#9
- Price$10.99
- Rating4.2
- Reviews769
-
Chemistry All-in-One For Dummies (+ Chapter Quizzes Online)
by Christopher R. Hren
- List rank#10
- Price$29.27
- Rating4.4
- Reviews40
Same niche in Kindle eBooks: Inorganic
FAQ
Is Inorganic a good niche for Amazon KDP?
Its KDPTop opportunity score is 28/100, which makes it highly competitive. The median best seller has 22 reviews and sells for $48.74.
How many reviews do you need to rank in Inorganic?
The median best seller has 22 reviews, and 77% of them have fewer than 100.
What do Inorganic best sellers cost?
The median price is $48.74; half of the best sellers are priced between $17.66 and $96.
Can new books break into Inorganic?
7% of the current best sellers were released in the last 90 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.