KDP categories · Top KDP authors
Cancer (Special Diet, Books): Amazon KDP category data
Amazon Books Best Sellers data for Cancer (Special Diet, Books), updated Nov 3, 2026: median price $15.29, median 73 reviews, average rating 4.5 and a KDPTop opportunity score of 26/100 (highly competitive).
| Price range (middle 50%) | $11.99 – $20.21 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 4% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 5% of the parent category Special Diet (1,446), one of the easier corners under it.
- Only 4% of its best sellers are under 90 days old, fewer than in 82% of Books categories: established titles hold the list.
Top 10 Cancer best sellers
-
The Complete Anti-Inflammatory Diet for Beginners: A No-Stress Meal Plan with Easy Recipes to Heal the Immune System
by Dorothy Calimeris
- List rank#1
- Price$10.48
- Rating4.4
- Reviews18,450
-
Beat Cancer Kitchen: Deliciously Simple Plant-Based Anticancer Recipes
by Chris Wark
- List rank#2
- Price$12.98
- Rating4.8
- Reviews2,481
-
Meals That Heal: 100+ Everyday Anti-Inflammatory Recipes in 30 Minutes or Less: A Cookbook
by Carolyn Williams Ph.D. RD
- List rank#3
- Price$17.06
- Rating4.6
- Reviews2,496
-
Radical Remission: Surviving Cancer Against All Odds ― A NYT Bestselling Health Guide on Nine Key Healing Factors
by Kelly A. Turner PhD
- List rank#4
- Price$9.24
- Rating4.7
- Reviews4,314
-
The Cancer-Fighting Kitchen, Second Edition: Nourishing, Big-Flavor Recipes for Cancer Treatment and Recovery [A Cookbook]
by Rebecca Katz
- List rank#5
- Price$16.05
- Rating4.7
- Reviews1,637
-
What to Eat During Cancer Treatment
by American Cancer Society
- List rank#6
- Price$13.78
- Rating4.6
- Reviews465
-
Eat Dirt: Why Leaky Gut May Be the Root Cause of Your Health Problems and 5 Surprising Steps to Cure It
by Josh Axe
- List rank#7
- Price$8.81
- Rating4.6
- Reviews2,698
-
Keto for Cancer: Ketogenic Metabolic Therapy as a Targeted Nutritional Strategy
by Miriam Kalamian
- List rank#8
- Price$16.80
- Rating4.6
- Reviews828
-
The Living Kitchen: Nourishing Whole-Food Recipes for Cancer Treatment and Recovery
by Tamara Green
- List rank#9
- Price$17.20
- Rating4.6
- Reviews460
-
What Would Jesus Eat Cookbook: Eat Well, Feel Great, and Live Longer
by Don Colbert
- List rank#10
- Price$12.49
- Rating4.6
- Reviews172
FAQ
Is Cancer a good niche for Amazon KDP?
Its KDPTop opportunity score is 26/100, which makes it highly competitive. The median best seller has 73 reviews and sells for $15.29.
How many reviews do you need to rank in Cancer?
The median best seller has 73 reviews, and 59% of them have fewer than 100.
What do Cancer best sellers cost?
The median price is $15.29; half of the best sellers are priced between $11.99 and $20.21.
Can new books break into Cancer?
4% 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.