KDP categories · Top KDP authors
Product Development: Amazon KDP category data
Amazon Books Best Sellers data for Product Development, updated Nov 3, 2026: median price $21.48, median 13 reviews, average rating 4.5 and a KDPTop opportunity score of 24/100 (highly competitive).
| Price range (middle 50%) | $16.99 – $29.99 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 6% |
| Books on the list | 50 |
| Store | Books |
What stands out
- Its median reviews are 5% of the parent category Pharmacology (252), one of the easier corners under it.
- Its review barrier is lower than in 79% of Books categories: the median best seller has only 13 reviews, so new books can chart with few.
Top 10 Product Development best sellers
-
Pharmacy Calculations for Pharmacy Technicians: Master Calculations The Safe & Easy Way Without Formulas
- List rank#1
- Price$17.61
- Rating4.6
- Reviews1,266
-
Bad Pharma: How Drug Companies Mislead Doctors and Harm Patients
by Ben Goldacre
- List rank#2
- Price$11.49
- Rating4.6
- Reviews1,104
-
Peptides Made Simple: Reconstitution Encyclopedia
by Matthew Farrahi
- List rank#3
- Price$40.14
- Rating4.8
- Reviews399
-
DMSO DECODED: Eliminate Chronic Pain, Inflammation, and Autoimmune Disorders - Naturally, with Evidence-Based Dimethyl Sulfoxide Protocols
by K.D. Evans
- List rank#4
- Price$18.97
- Rating4.6
- Reviews41
-
DMSO Healing 101: Unlock Natural Healing with Dimethyl Sulfoxide for Pain Relief, Inflammation, and Chronic Conditions—with Safe Recipes, Dilution & Application Charts + 3 FREE Bonuses
by Adam Caldwell
- List rank#5
- Price$18.97
- Rating4.4
- Reviews91
-
Evidence Based DMSO Healing Guide: What the Research Really Shows About Using Dimethyl Sulfoxide for Pain, Inflammation, Arthritis, and Skin — and How to Use It Safely
by DA HEARN
- List rank#6
- Price$14.99
- Rating4.7
- Reviews30
-
Poison Pills: The Untold Story of the Vioxx Drug Scandal
by Tom Nesi
- List rank#7
- Price$2.99
- Rating4.6
- Reviews26
-
La Guía Responsable de Péptidos: Blends, preparación, tiempos de uso, riesgos, conversiones y criterios de seguridad (Spanish Edition)
by Argelia Antonietta Quevedo
- List rank#8
- Price$21
- Rating5.0
- Reviews1
-
The Definitive DMSO Handbook: Harness the Healing Power of Dimethyl Sulfoxide Through 100+ Protocols to Reduce Inflammation, Ease Pain, and Control ... Naturally (Biohacking Books for Beginners)
by Spencer Yates
- List rank#9
- Price$16.99
- Rating4.4
- Reviews48
-
![The Ultimate Survival Apothecary: [12 in 1] Master 800+ Ancient Herbal Remedies and Practi book cover by Emily Harper](https://images-na.ssl-images-amazon.com/images/I/711EFXX6eYL._AC_UL300_SR300,200_.jpg)
The Ultimate Survival Apothecary: [12 in 1] Master 800+ Ancient Herbal Remedies and Practical Formulas for Natural Healing, Everyday Health, and Emergency Preparedness in Any Crisis
by Emily Harper
- List rank#10
- Price$25.97
- Rating4.1
- Reviews121
FAQ
Is Product Development a good niche for Amazon KDP?
Its KDPTop opportunity score is 24/100, which makes it highly competitive. The median best seller has 13 reviews and sells for $21.48.
How many reviews do you need to rank in Product Development?
The median best seller has 13 reviews, and 87% of them have fewer than 100.
What do Product Development best sellers cost?
The median price is $21.48; half of the best sellers are priced between $16.99 and $29.99.
Can new books break into Product Development?
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.