KDP categories · Top KDP authors
Hepatitis (Diseases & Physical Ailments, Books): Amazon KDP category data
Amazon Books Best Sellers data for Hepatitis (Diseases & Physical Ailments, Books), updated Nov 3, 2026: median price $16.99, median 14 reviews, average rating 4.3 and a KDPTop opportunity score of 25/100 (highly competitive).
| Price range (middle 50%) | $14.49 – $19.99 |
|---|---|
| Average rating | 4.3 |
| New releases (90 days) | 10% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 1% of the parent category Diseases & Physical Ailments (2,378), one of the easier corners under it.
- Its review barrier is lower than in 78% of Books categories: the median best seller has only 14 reviews, so new books can chart with few.
Top 10 Hepatitis best sellers
-
The Liver Cure: Natural Solutions for Liver Health to Target Symptoms of Fatty Liver Disease, Autoimmune Diseases, Diabetes, Inflammation, Stress & Fatigue, Skin Conditions, and Many More
- List rank#1
- Price$15.48
- Rating4.5
- Reviews1,224
-
The Vaccine Book: Making the Right Decision for Your Child (Updated in 2023) (Sears Parenting Library)
by Robert W. Sears MD
- List rank#2
- Price$12.24
- Rating4.8
- Reviews2,710
-
Vax-Unvax: Let the Science Speak (Children’s Health Defense)
by Brian Hooker
- List rank#3
- Price$19.69
- Rating4.8
- Reviews860
-
Mayo Clinic Guide to Gut Health: Restore your microbiome, enhance digestion, and improve your health from the inside out
by Sahil Khanna M.B.B.S. M.S.
- List rank#4
- Price$22.42
- Rating4.5
- Reviews57
-
A Never Event: Exposing the Largest Outbreak of Hepatitis C in American Healthcare History
by Evelyn V. McKnight
- List rank#5
- Price$16.95
- Rating4.5
- Reviews214
-
Fatty Liver Diet Cookbook: 2000 Days of Healthy & Reversal Everyday Recipes | Guide to Improve Cleanse Detox and Rescue Your Liver from Disease | 28-Days Healing Eating Meal Plan Included
by JOSELYN CLARK
- List rank#6
- Price$2.99
- Rating4.2
- Reviews312
-
Holistic Liver Healing Bible: A Science-Based Guide to Detox, Heal, and Regenerate Your Liver Naturally | 30-Day Plan to Reverse Fatty Liver, Boost Energy, Improve Digestion and Reduce Inflammation
by Linden Hudson
- List rank#7
- Price$21.87
- Rating4.5
- Reviews105
-
The Fatty Liver Fix: A Complete Guide to Understanding and Reversing Fatty Liver Disease Naturally
by Sacha Lucas
- List rank#8
- Price$6.99
- Rating4.2
- Reviews122
-
The Iron Disorders Institute Guide to Hemochromatosis: Symptoms, Relief, and Support for Hemochromatosis Sufferers
by Cheryl Garrison
- List rank#9
- Price$18.66
- Rating4.6
- Reviews464
-
The Metabolism Reset Diet: Repair Your Liver, Stop Storing Fat, and Lose Weight Naturally
by Dr. Alan Christianson
- List rank#10
- Price$5.99
- Rating4.3
- Reviews1,538
Same niche in Kindle eBooks: Hepatitis
FAQ
Is Hepatitis a good niche for Amazon KDP?
Its KDPTop opportunity score is 25/100, which makes it highly competitive. The median best seller has 14 reviews and sells for $16.99.
How many reviews do you need to rank in Hepatitis?
The median best seller has 14 reviews, and 80% of them have fewer than 100.
What do Hepatitis best sellers cost?
The median price is $16.99; half of the best sellers are priced between $14.49 and $19.99.
Can new books break into Hepatitis?
10% 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.