KDP categories · Top KDP authors
Chemistry (Pharmacology, Books): Amazon KDP category data
Amazon Books Best Sellers data for Chemistry (Pharmacology, Books), updated Nov 3, 2026: median price $30.52, median 10 reviews, average rating 4.5 and a KDPTop opportunity score of 24/100 (highly competitive).
| Price range (middle 50%) | $18.08 – $83.43 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 3% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 4% of the parent category Pharmacology (252), one of the easier corners under it.
- Only 3% of its best sellers are under 90 days old, fewer than in 88% of Books categories: established titles hold the list.
- At $30.52 its median price beats 89% of Books categories, leaving more margin per copy.
Top 10 Chemistry best sellers
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The Ultimate DMSO Healing Handbook: A Complete Guide to Healing with Dimethyl Sulfoxide for Pain, Inflammation, Nerve Damage, Joint Health, Chronic ... Ultimate Longevity and Biohacking Handbooks)
by Tom Ralston
- List rank#1
- Price$19.99
- Rating4.5
- Reviews260
-
DMSO Without Guesswork: Step-by-Step Dilution Charts and Safe Dosage Protocols to Stop Guessing, Avoid Side Effects, and Relieve Pain & Inflammation Using DMSO
by Reid Stratton
- List rank#2
- Price$21.99
- Rating4.6
- Reviews282
-
THE DMSO PROTOCOLS BIBLE: 50+ Clinical Protocols, Safe Dilutions & Applications for Pain, Inflammation, and Chronic Conditions
by James Carter
- List rank#3
- Price$19.99
- Rating4.3
- Reviews126
-
Ten Drugs: How Plants, Powders, and Pills Have Shaped the History of Medicine
by Thomas Hager
- List rank#4
- Price$18
- Rating4.5
- Reviews462
-
Pharmacology Review - A Comprehensive Reference Guide for Medical, Nursing, and Paramedic Students
by S Meloni M D
- List rank#5
- Price$20.99
- Rating4.6
- Reviews619
-
Dr. Sebi Bible: 20 Books in 1: The Complete Guide to Everything You Need to Know for a Disease-Free Life by Harnessing the Power of Dr. Sebi's Original Healing Treatments
by Miranda Johnson
- List rank#6
- Price$73.06
- Rating4.4
- Reviews297
-
Super Easy GLP-1 High Protein Cookbook for Weight Loss: Protect Muscle, Stop Side Effects, and Lose Weight with Simple, Delicious High-Protein Recipes That Actually Feel Good on GLP-1
by Mark L. Landers
- List rank#7
- Price$19.95
- Rating3.7
- Reviews203
-
The Beginners Guide to DMSO: A Complete Guide to Healing with Dimethyl Sulfoxide for Pain, Inflammation, Nerve Damage, Joint Health, Chronic Ailments, Anti-Aging and Long-Term Wellness
by Tom Ralston
- List rank#8
- Price$6.99
- Rating4.5
- Reviews61
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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#9
- 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#10
- Price$14.99
- Rating4.7
- Reviews30
FAQ
Is Chemistry a good niche for Amazon KDP?
Its KDPTop opportunity score is 24/100, which makes it highly competitive. The median best seller has 10 reviews and sells for $30.52.
How many reviews do you need to rank in Chemistry?
The median best seller has 10 reviews, and 87% of them have fewer than 100.
What do Chemistry best sellers cost?
The median price is $30.52; half of the best sellers are priced between $18.08 and $83.43.
Can new books break into Chemistry?
3% 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.