Author Archives
Dr. Johnson is a tenured associate Professor and licensed Pharmacist. He earned his PharmD and PhD at the University of Wisconsin where he also completed a clinical research fellowship evaluating different plants for medicinal uses.
His research has led to more than 45 publications and published related to plant medicine. He has presented some of his research findings at international scientific meetings in the USA, France, Turkey, Peru, Israel, Austria, and Italy.
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Does green tea interact with drugs? Clinical trial results
Tea (Camellia sinensis) is one of the most consumed beverages … Read more...
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What is rooibos tea and how is rooibos tea good for you?
South Africa is home to a unique type of tea you may … Read more...
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Yellowhorn (Xathoceras sorbifolia) nut extract has anti-inflammatory and anti-oxidant properties
A tree native to northern China known as Xanthoceras sorbifolia (i.e. Yellowhorn, … Read more...
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New study identifies 20 polyphenols in Yellowhorn (Xanthoceras sorbifolia)
A study was recently completed to determine the polyphenols present in Xanthoceras … Read more...
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Clinical Trial: Lipoic acid tested for dry age related macular degeneration
Age related macular degeneration is a common eye condition that causes damage … Read more...
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What is glutathione?
Glutathione reductase is an antioxidant enzyme found in the human body that … Read more...
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Vanilla reaches record prices with Madagascar feeling the impact
Around the world vanilla is one of the most popular seasonings and … Read more...
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What is catalase and how is this enzyme good for you?
Catalase is a natural enzyme found in the human body that is … Read more...
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Clinical Trial: Bergamot polyphenols tested in schizophrenia patients
A recent study published in the Journal of Clinical Psychopharmacology evaluated bergamot, … Read more...
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What is superoxide dismutase?
Sueproxide dismutase (SOD) is a natural antioxidant enzyme found in the body … Read more...
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Commercially available milk thistle tinctures found to be low in silymarin
Clinical trials using silymarin have offered support that milk thistle (Silbum … Read more...
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What are antioxidant enzymes?
The human body has several enzyme systems that are designed to neutralize … Read more...
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Clinical Trial: The carotenoid astaxanthin tested for protecting against age related skin changes
Most people are familiar with beta carotene, a carotenoid, however, most people … Read more...
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Theanine and caffeine improve brain function and decreases mind wandering in clinical trial
Theanine and caffeine are both found naturally in tea (Camellia sinensis… Read more...
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Clinical Trial: Should pygeum be taken one time or two times daily for enlarged prostate (BPH)?
Pygeum (Prunus africanum) is an African cherry tree found at … Read more...
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How does cynarine from artichoke lower cholesterol?
Cynarine is a polyphenol that was first isolated and identified from the … Read more...
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Clinical Trial: Artichoke leaf extract tested for fatty liver disease
Non-alcoholic fatty liver disease is the most common cause of chronic liver … Read more...
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Who was Carl Linnaeus? – Ask the pharmacist
Carl Linnaeus was a Swedish botanist, physician and zoologist. He is most … Read more...