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Biochemistry (Basic Science, Kindle eBooks): Amazon KDP category data
Amazon Kindle eBooks Best Sellers data for Biochemistry (Basic Science, Kindle eBooks), updated Nov 2, 2026: median price $9.99, median 15 reviews, average rating 4.5 and a KDPTop opportunity score of 22/100 (highly competitive).
| Price range (middle 50%) | $5.75 – $35.92 |
|---|---|
| Average rating | 4.5 |
| New releases (90 days) | 12% |
| Books on the list | 100 |
| Store | Kindle eBooks |
What stands out
- Its median reviews are 2% of the parent category Basic Science (1,000), one of the easier corners under it.
- Its review barrier is lower than in 76% of Kindle eBooks categories: the median best seller has only 15 reviews, so new books can chart with few.
- Prices spread wide: the middle half runs from $5.75 to $35.92, so budget editions and premium or boxed sets sell side by side.
Top 10 Biochemistry best sellers
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The Ultimate Peptides Bible: A Complete Guide to Safe, Science-Backed Peptide Therapy for Weight Loss, Muscle Growth, Anti-Aging, Gut Health, Brain Fog, ... Longevity and Biohacking Handbooks)
by Tom Ralston
- List rank#1
- Price$9.99
- Rating4.4
- Reviews946
-
Peptides Made Simple: Pocket Guide
by Matthew Farrahi
- List rank#2
- Price$9.99
- Rating4.8
- Reviews165
-
Peptides Made Easy: Protocols and Dosage Guide for Over 120+ Short Amino Acid Chains and Combinations
by VITALTEXT Publications
- List rank#3
- Price$34.95
- Rating4.3
- Reviews104
-
Peptides For Women Over 40: The Complete Beginner-Friendly Guide to More Energy, Better Sleep, Stronger Metabolism, and Aging with Confidence
by Alice Bennet
- List rank#4
- Price$9.99
- Rating4.8
- Reviews343
-
The Ultimate Peptide Protocols Handbook: BPC-157, GLP-1, TB-500 & 100+ Peptides Explained | Evidence-Based Dosing, Stacking, and Safety Protocols for Fat Loss, Muscle Growth, Healing, and Longevity
by Richard T. Cooper
- List rank#5
- Price$9.99
- Rating4.6
- Reviews175
-
Madness and Memory: The Discovery of Prions—A New Biological Principle of Disease
by Stanley B. Prusiner
- List rank#6
- Price$12.99
- Rating4.4
- Reviews196
-
The Complete Peptide Reference Guide: BPC-157, TB-500, GHK-Cu, Semax & 17 More — Evidence-Based Guide to Healing, Muscle Growth, Fat Loss, Anti-Aging, Brain Health & Longevity
by DA HEARN
- List rank#7
- Price$9.99
- Rating4.6
- Reviews66
-
WHY DARKNESS MATTERS: (New and Improved)
by Edward Bynum
- List rank#8
- Price$9.95
- Rating4.7
- Reviews173
-
BIOCHEMISTRY MADE EASY: AAYUZ Principles of Biochemistry: Concepts, Pathways & Applications (The AAYUZ Edition)
by Ayush Garg
- List rank#9
- Price$5
- Reviews-
-
MOLECULES THAT MATTER: An Integrative Approach to Biomolecular Science
by ABDUS SALAM
- List rank#10
- Price$6.99
- Reviews-
Same niche in Books: Biochemistry
FAQ
Is Biochemistry a good niche for Amazon KDP?
Its KDPTop opportunity score is 22/100, which makes it highly competitive. The median best seller has 15 reviews and sells for $9.99.
How many reviews do you need to rank in Biochemistry?
The median best seller has 15 reviews, and 77% of them have fewer than 100.
What do Biochemistry best sellers cost?
The median price is $9.99; half of the best sellers are priced between $5.75 and $35.92.
Can new books break into Biochemistry?
12% 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.