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Toxicology (Pharmacology, Kindle eBooks): Amazon KDP category data

Amazon Kindle eBooks Best Sellers data for Toxicology (Pharmacology, Kindle eBooks), updated Nov 2, 2026: median price $9.99, median 24 reviews, average rating 4.5 and a KDPTop opportunity score of 20/100 (highly competitive).

20Opportunity / 100
$9.99Median price
24Median reviews
Price range (middle 50%)$6.25 – $14.93
Average rating4.5
New releases (90 days)16%
Books on the list100
StoreKindle eBooks

What stands out

  • Its median reviews are 35% of the parent category Pharmacology (67), one of the easier corners under it.
  • 16% of its best sellers came out in the last 90 days, more than in 78% of Kindle eBooks categories: readers here keep buying new titles.
  • Prices spread wide: the middle half runs from $6.25 to $14.93, so budget editions and premium or boxed sets sell side by side.

Top 10 Toxicology best sellers

  1. The Radium Girls: The Dark Story of America's Shining Women (Bestselling Historical Nonfic book cover by Kate Moore

    The Radium Girls: The Dark Story of America's Shining Women (Bestselling Historical Nonfiction Gift for Men and Women)

    by Kate Moore

    • List rank#1
    • Price$9.17
    • Rating4.6
    • Reviews24,726

    View on Amazon · Full data on KDPTop

  2. The Poisoner's Handbook: Murder and the Birth of Forensic Medicine in Jazz Age New York book cover by Deborah Blum

    The Poisoner's Handbook: Murder and the Birth of Forensic Medicine in Jazz Age New York

    by Deborah Blum

    • List rank#2
    • Price$10.99
    • Rating4.6
    • Reviews2,359

    View on Amazon · Full data on KDPTop

  3. Toxic, 2nd Edition: Heal Your Body from Mold Toxicity, Lyme Disease, Multiple Chemical Sen book cover by Neil Nathan

    Toxic, 2nd Edition: Heal Your Body from Mold Toxicity, Lyme Disease, Multiple Chemical Sensitivities, and Chronic Environmental Illness

    by Neil Nathan

    • List rank#3
    • Price$12.99
    • Rating4.7
    • Reviews94

    View on Amazon · Full data on KDPTop

  4. Toxic Legacy: How the Weedkiller Glyphosate Is Destroying Our Health and the Environment book cover by Stephanie Seneff

    Toxic Legacy: How the Weedkiller Glyphosate Is Destroying Our Health and the Environment

    by Stephanie Seneff

    • List rank#4
    • Price$15.99
    • Rating4.9
    • Reviews382

    View on Amazon · Full data on KDPTop

  5. Methylene Blue Healing Bible: Uncover the Limitless Power of This Groundbreaking Molecule  book cover by Elvira Lawson

    Methylene Blue Healing Bible: Uncover the Limitless Power of This Groundbreaking Molecule to Naturally Revitalize Your Body, Strengthen Immunity, and Pave the Way to Lifelong Vitality and Well-Being

    by Elvira Lawson

    • List rank#5
    • Price$5.87
    • Rating4.4
    • Reviews113

    View on Amazon · Full data on KDPTop

  6. The Elements of Disease: Full-Color Illustrated Edition book cover by Robert S. Waters MD

    The Elements of Disease: Full-Color Illustrated Edition

    by Robert S. Waters MD

    • List rank#6
    • Price$29.95
    • Rating4.4
    • Reviews4

    View on Amazon · Full data on KDPTop

  7. Break The Mold: 5 Tools to Conquer Mold and Take Back Your Health book cover by Dr. Jill Crista

    Break The Mold: 5 Tools to Conquer Mold and Take Back Your Health

    by Dr. Jill Crista

    • List rank#7
    • Price$9.95
    • Rating4.8
    • Reviews669

    View on Amazon · Full data on KDPTop

  8. Toxic Mold Healing Bible: A Step-by-Step Guide to Mold Toxicity, Lyme Disease, and Chronic book cover by Arden Harper

    Toxic Mold Healing Bible: A Step-by-Step Guide to Mold Toxicity, Lyme Disease, and Chronic Illness with Proven Protocols to Detox, Heal, and Restore Your Vitality

    by Arden Harper

    • List rank#8
    • Price$9.99
    • Rating4.0
    • Reviews37

    View on Amazon · Full data on KDPTop

  9. Approved: The Life Cycle of Drug Development book cover by Narendra Chirmule

    Approved: The Life Cycle of Drug Development

    by Narendra Chirmule

    • List rank#9
    • Price$171
    • Rating5.0
    • Reviews1

    View on Amazon · Full data on KDPTop

  10. Clinical Pharmacology Simplified: A Practical Guide to Drug Therapy, Pharmacokinetics, Pha book cover by DR KUMAR SUMIT

    Clinical Pharmacology Simplified: A Practical Guide to Drug Therapy, Pharmacokinetics, Pharmacodynamics, Drug Interactions, Safe Prescribing, and ... ... Practice (Doctor Clinical Series Book 21)

    by DR KUMAR SUMIT

    • List rank#10
    • Price$12.99
    • Reviews-

    View on Amazon · Full data on KDPTop

Same niche in Books: Toxicology

FAQ

Is Toxicology a good niche for Amazon KDP?

Its KDPTop opportunity score is 20/100, which makes it highly competitive. The median best seller has 24 reviews and sells for $9.99.

How many reviews do you need to rank in Toxicology?

The median best seller has 24 reviews, and 78% of them have fewer than 100.

What do Toxicology best sellers cost?

The median price is $9.99; half of the best sellers are priced between $6.25 and $14.93.

Can new books break into Toxicology?

16% 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.