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Chemotherapy (Oncology, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Chemotherapy (Oncology, Kindle eBooks), updated Nov 2, 2026: median price $6.95, median 16 reviews, average rating 4.5 and a KDPTop opportunity score of 19/100 (highly competitive).
| Price range (middle 50%) | $2.99 – $9.99 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 4% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 39% of the parent category Oncology (41), one of the easier corners under it.
- Only 4% of its best sellers are under 90 days old, fewer than in 82% of Kindle eBooks categories: established titles hold the list.
- Its review barrier is lower than in 75% of Kindle eBooks categories: the median best seller has only 16 reviews, so new books can chart with few.
Top 10 Chemotherapy best sellers
-
The Life and Death of Lumpy Parker: A Story of Sarcoma Survival
by Christi Parker
- List rank#1
- Price$4.99
- Rating4.5
- Reviews346
-
Oncology for Beginners: Breaking Down the Basics of Medical Terminology and Vocabulary for High School / College Students and Patients (Medical Terms Made Clear)
- List rank#2
- Price$8.99
- Rating4.4
- Reviews11
-
Chemo Must Haves: Practical Tips, Comfort Items & Real Advice to Help You Feel More Prepared, Supported and Less Overwhelmed During Chemotherapy Treatment and Recovery (Cancer Care Companion Series)
by Giorgianna Feoli
- List rank#3
- Price$2.99
- Rating4.0
- Reviews2
-
The Insider's Guide to Metastatic Breast Cancer: A Summary of the Disease and its Treatments
by Anne Loeser
- List rank#4
- Price$8.99
- Rating5.0
- Reviews1
-
Calming The Cancer Chaos: An Oncologist's Guide for Women to Understand, Organize, and Take Control of Their Cancer Care
by Tiffany Troso-Sandoval MD
- List rank#5
- Price$11.99
- Rating5.0
- Reviews25
-
PRINCIPLES AND PRACTICE OF ONCOLOGY TEXTBOOK: Illustrated Guide to Molecular Diagnostics, Comprehensive Surgical, Systemic and Immuno-Oncological Care
by Matilda Hartwell
- List rank#6
- Price$12.99
- Reviews-
-
The Art & Science of Undermining Cancer: Strategies to Slow, Control, Reverse
by Francisco Contreras
- List rank#7
- Price$9.99
- Rating4.7
- Reviews27
-
The Chemotherapy Survival Guide: Everything You Need to Know to Get Through Treatment
by Judith McKay
- List rank#8
- Price$14.99
- Rating4.5
- Reviews267
-
Unraveling Glioblastoma: A Comprehensive Guide to Understanding and Treating Brain's Toughest Enemy
- List rank#9
- Price$9.99
- Rating5.0
- Reviews4
-
Myelodysplastic Syndromes (MDS): A survival guide for patients
- List rank#10
- Price$9.99
- Rating4.2
- Reviews10
FAQ
Is Chemotherapy a good niche for Amazon KDP?
Its KDPTop opportunity score is 19/100, which makes it highly competitive. The median best seller has 16 reviews and sells for $6.95.
How many reviews do you need to rank in Chemotherapy?
The median best seller has 16 reviews, and 82% of them have fewer than 100.
What do Chemotherapy best sellers cost?
The median price is $6.95; half of the best sellers are priced between $2.99 and $9.99.
Can new books break into Chemotherapy?
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.