KDP categories · Top KDP authors
Clinical (Chemistry, Books): Amazon KDP category data
Amazon Books Best Sellers data for Clinical (Chemistry, Books), updated Nov 3, 2026: median price $61.33, median 10 reviews, average rating 4.4 and a KDPTop opportunity score of 25/100 (highly competitive).
| Price range (middle 50%) | $18.46 – $123 |
|---|---|
| Average rating | 4.4 |
| New releases (90 days) | 6% |
| Books on the list | 99 |
| Store | Books |
What stands out
- Its median reviews are 2% of the parent category Chemistry (564), one of the easier corners under it.
- At $61.33 its median price beats 97% of Books categories, leaving more margin per copy.
- Its review barrier is lower than in 83% of Books categories: the median best seller has only 10 reviews, so new books can chart with few.
Top 10 Clinical 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
-
Scientific American June 2026
- List rank#3
- Price$6.99
- Rating4.4
- Reviews42
-
Scientific American November 2026
- List rank#4
- Price$6.99
- Reviews-
-
Scientific American July/August 2026
- List rank#5
- Price$6.99
- Rating4.7
- Reviews8
-
Fluids and Electrolytes: A Thorough Guide covering Fluids, Electrolytes and Acid-Base Balance of the Human Body
by David Andersson
- List rank#6
- Price$17.95
- Rating4.6
- Reviews493
-
Clinical Biochemistry Made Ridiculously Simple: Color Edition
- List rank#7
- Price$29.95
- Rating4.5
- Reviews108
-
Peptidos para Principiantes: Optimice su salud con protocolos de peptide seguros para el crecimiento muscular, la pérdida de grasa, la longevidad, la ... y el rendimiento cerebral (Spanish Edition)
by Earl Fischer
- List rank#8
- Price$15.21
- Rating4.7
- Reviews17
-
Scientific American May 2026
- List rank#9
- Price$6.99
- Rating4.0
- Reviews1
-
Organic Chemistry Made Easy: Organic Chem Reference Guide for College Students: Complete Study System with Mnemonics, Color-Coded Learning, Reaction ... ... Questions (Made Easy Academy Series)
by Made Easy Academy
- List rank#10
- Price$2.99
- Rating3.8
- Reviews4
Same niche in Kindle eBooks: Clinical
FAQ
Is Clinical a good niche for Amazon KDP?
Its KDPTop opportunity score is 25/100, which makes it highly competitive. The median best seller has 10 reviews and sells for $61.33.
How many reviews do you need to rank in Clinical?
The median best seller has 10 reviews, and 88% of them have fewer than 100.
What do Clinical best sellers cost?
The median price is $61.33; half of the best sellers are priced between $18.46 and $123.
Can new books break into Clinical?
6% 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.