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Nature · Riley D. Kirk, Ph.D.

BIOACTIVE

by Riley D. Kirk, Ph.D.

Dr. Riley Kirk is a cannabis research scientist and educator. She obtained her Ph.D. in pharmaceutical sciences, specializing in natural product chemistry, studying the traditional and contemporary uses of hundreds of medicinal plants. She is currently an assistant associate professor at the University of Rhode Island, has worked as an immunology scientist in the biotech industry, and works in the cannabis industry studying the chemical complexity of cannabis smoke. Riley is also the co-founder of the cannabis research and education non-profit organization called the Network of Applied Pharmacognosy (NAP). Through NAP and on her podcast, Riley uses science as advocacy to research and communicate findings that highlight the unique power of natural products. The goal of Riley’s work is to unite people in the Cannabis industry, academia, and consumers to further the reach of Cannabis education and reduce harm. Riley is passionate about making Cannabis science accessible through social media channels and alternative media which lead to Bioactive; an educational podcast which disseminates the chemistry and pharmacology of natural products. On this bi-weekly podcast, she covers current news and research surrounding cannabis, psychedelics, toxins, pharmaceuticals & other bioactive substances. Listen for special guests highlighting community stories.

Chart trend

Position in the Nature chart (US), last 90 days.

#7
all-time peak
3
days in the top 10 since Nov 2024

Latest episodes

Showing 20 · updated from the feed

Cannabis and Driving with Dr. Denise Valenti

Dr. Riley Kirk has Dr. Denise Valenti on the podcast to discuss cannabis and driving, cannabis impairment, THC testing, and the challenges of determining whether someone

Sep 4
1 h 03 min

The Gut-Brain Axis with Dr. Rick Pescatore

In this episode of the Bioactive Podcast, Dr. Riley Kirk sits down with Dr. Rick Pescatore, board-certified emergency physician, Editor-in-Chief of Emergency Medicine New

Aug 25
52 min

What went down at the Cannabis Rescheduling Hearing with Max Jackson

What actually happened inside the DEA’s cannabis rescheduling hearing? In this timely episode of the Bioactive Podcast, Dr. Riley Kirk sits down with Max Jackson, former

Aug 7
1 h 04 min

Should THC Be a Range Instead of One Number? with guest Ben Cleary

In this episode of the Bioactive Podcast, Dr. Riley Kirk sits down with cannabis research scientist Ben Cleary to unpack groundbreaking research published in Scientific R

Jul 30
1 h 03 min

Stop the Seed Ban! with Jim Riddle

Cannabis seed laws are changing, and the consequences could reshape home grow, hemp, cannabis breeding, and the future of plant genetics in the United States. In this ep

Jul 10
51 min

A Deep Dive into Tissue Culture with Nathan Johnson

Cannabis tissue culture, plant genetics, micropropagation, and pathogen testing are transforming modern cultivation. In this episode of the Bioactive Podcast, Dr. Riley K

Jun 27
1 h 00 min

Two Cannabis Scientists get Nerdy: Genetics & Plant Chemistry

Dr. Riley Kirk welcomes Dr. Anna Schwabe to the Bioactive Podcast for a deep dive into cannabis genetics, cultivar identity, plant chemistry, and the challenges of making

Jun 13
1 h 34 min

Unlocking Soil Secrets (& Science) with Brandon Rust

In this episode of the Bioactive Podcast, Dr. Riley Kirk is joined by Brandon Rust, founder and CEO of FulCrop Sciences, for a fascinating conversation about the hidden b

May 29
1 h 21 min

Cannabis Industry Insights: Mycotoxins, Testing, and Biohacking with Kyle Boyar

Dr. Riley Kirk welcomes Kyle Boyar to the Bioactive Podcast for an in-depth conversation on cannabis testing, mycotoxins, analytical chemistry, biohacking, and the evolvi

May 16
1 h 11 min

A Budtender’s Guide to Cannabis with Tessa Dattillo

Dr. Riley Kirk welcomes Tessa Dattilo to the Bioactive Podcast to break down what it really means to be a budtender and how cannabis education translates to real-world co

May 2
58 min

Researching and Growing Cannabis with Dr. Emily Gogol

On this episode, Dr. Riley Kirk welcomes Dr. Emily Gogol to the Bioactive Podcast to discuss the science, cultivation, and accessibility of cannabis from both a research

Apr 17
1 h 22 min

New Research on Cannabinoid Hyperemesis Syndrome (CHS) with Dr. Codi Peterson and Megan Mbengue

On this episode of the Bioactive Podcast, Dr. Riley Kirk is joined by Dr. Codi Peterson and Megan Mbengue to discuss their newly published paper on Cannabinoid Hyperemesi

Apr 4
55 min

Cannabis and Traumatic Brain Injuries with guest Nikki Lawley

Dr. Riley Kirk welcomes Nikki Lawley to the podcast to discuss the transformative role of medical cannabis in managing traumatic brain injury (TBI), sharing her powerful

Mar 20
59 min

Beyond Caffeine: The Hidden Chemistry of Coffee with Dr. Steven Helschien (Dr. Coffee)

There are all sorts of misconceptions about coffee — that it dehydrates you, that it’s bad for your heart, or that caffeine is the only thing happening in the cup. Dr.

Mar 6
1 h 10 min

How Fast-Acting Products Actually Work with Harold Han, PhD

Dr. Riley Kirk welcomes Dr. Harold Han, Chief Science Officer and Co-Founder of Vertosa to explore the fascinating world of the science powering modern cannabis beverages

Feb 20
57 min

Schedule 3, Hemp Bans, and Cannabis Law with Thomas Howard

In this episode of the Bioactive Podcast, Dr. Riley Kirk welcomes cannabis attorney and legalization advocate Tom Howard to unpack the complexities of cannabis law and re

Feb 6
1 h 04 min

The Untapped World of Acidic Cannabinoids with Dr. Bid

In this episode of the Bioactive Podcast, Dr. Hemant Bid joins Dr. Riley Kirk discussing the often-overlooked world of acidic cannabinoids aka Raw or Unactivated cannabin

Jan 23
1 h 12 min

Cannabis Question and Answer Sesh!

In this episode of the Bioactive Podcast, Dr. Riley Kirk shares a 2025 year-in-review and announces exciting news about teaching a cannabis chemistry and pharmacology cou

Dec 12 2025
53 min

Indoor Grow Tips, Mastering the Dry and Cure and Community Q&A with Jordan River from Growcast

Dr. Riley Kirk has Jordan River on the podcast to discuss the intricacies of indoor cannabis cultivation, sharing personal experiences and insights on various aspects of

Nov 28 2025
1 h 23 min

THC Infused Beverages: New Data from MoreBetter

In this episode of the Bioactive Podcast, Dr. Riley Kirk and Dr. Miyabe Shields dive into the world’s largest study on infused cannabis beverages, exploring how cannabino

Nov 14 2025
1 h 26 min

Chart positions

Where BIOACTIVE ranks today in each Apple Podcasts chart (US, Sep 10, 2026).

#84 ▼ 27 Nature US

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