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About Logan Natural Products

We provide the purest, most potent compounds available while offering the lowest cost in the market.

Through continuous research and refinement, Logan Natural Products strives to discover and harness the the powerful health improving qualities of the naturally occurring remedies found in nature. Through our distinct methods of extraction and purification, we provide the purest, most potent compounds available for use by Pharmaceutical Researchers and Food Industry Chemists.

About Massoud Garrossian, Ph.D.

Dr. Garrossian has a rich history as a Synthetic Organic Chemist and a passion for the natural healing properties of the plants we see everyday. Through his research, he has pioneered breakthrough methods for the extraction and purification of vital plant nutrients. This method, which has proven far more efficient than existing procedures, allows Logan Natural Products to deliver higher quality products at a much lower cost.


Ph.D., Chemistry
University of Utah 1980

NIH Post Doctoral Fellow, Chemistry Department
University of California, Berkeley 1981

NSF Post Doctoral Fellow, Chemistry Department
University of Utah 1982


  1. University of Geneva,Medical School,and Phistem SARL Pharmaceutical
  2. University Of TX Medical Branch In Galveston TX
  3. University of Utah, Utah BMT and Myeloma Program
  4. Utah State University, Chemistry Department
  5. Li Zhang, PhD. Professor and Head, Department of Molecular and Cell Biology, The University of Texas at Dallas

Selected Publications

  1. Alam MM, Sohoni S, Kalainaykan SP, Garrossian M, Zhang L. Cyclopamine tartrate, an inhibitor of Hedgehog signaling, strongly interferes with mitochondrial function and suppresses aerobic respiration in lung cancer cells.. BMC Cancer. 2016 Feb 24;16(1):150. doi: 10.1186/s12885-016-2200-x. PMID: 26911235. http://www.ncbi.nlm.nih.gov/pubmed/26911235 (accessed Feb 28, 2016).
  2. Ammodendrine and N-Methylammodendrine Enantiomers: Isolation, Optical Rotation, and Toxicity. Lee, S. T., Molyneux, R J., Panter, K.E., Chang, C.W.T., Gardner, D.R., Pfister, J.A. and Garrossian, M. J. Nat. Prod., 68:681-685 (2005).
  3. Kalainayakan S, Ghosh P, Dey S, Fitzgerald K, Sohoni S, Konduri P, Garrossian M, Liu L, Zhang L Cyclopamine tartrate, a modulator of hedgehog signaling and mitochondrial respiration, effectively arrests lung tumor growth and progression. Scientific Reports 9, Article number: 1405 (2019).
  4. Development of Enzyme-Linked Immunosorbent Assays for Isocupressic Acid and Serum Metabolites of Isocupressic Acid. Lee, Stephen T, Gardner, Dale R, Garrosian, Massoud, Panter, Kip E, Serrequi, Alessio N, Schoch, Thomas K, and Stegelmeier, Bryan L. J. Agric. Food Chem. 51, 3228-3233, 2003.
  5. Fan Q, Gu D, He M, Liu H, Sheng T, Xie G, Li CX, Zhang X, Wainwright B, Garrossian A, Garrossian M, Gardner D, Xie J. "Tumor shrinkage by cyclopamine tartrate through inhibiting hedgehog signaling." Chin J Cancer. 2011 Jul;30(7):472-81.
  6. Garrossian, M. et al. "Synthesis and Anticancer Activity Studies of Cyclopamine Derivatives." Bioorganic & Medicinal Chemistry Letters 18 (2008): 1359-1363.
  7. Lee Stephen T., Welch Kevin D., Panter Kip E., Gardner Dale R, Garrossian Massoud, Chang Cheng-Wei Tom. Cyclopamine: From Cyclops Lambs to Cancer Treatment. American Chemical Society [Online] 2014, 10, 1021 http://pubs.acs.org/doi/abs/10.1021/jf5005622 (accessed Feb 28, 2016).
  8. N-Alkylated Derivatives of Swainsonine. – Garrossian, M., Lee S. T., Molyneux, R. J., Gardner, D. R.  Book Chapter In:  Poisonous Plants: Global Research and Solutions; Chapter 84, pages 492-498 (2007).
  9. Preparation of Tetrahydroagathic Acid: A Serum Metabolite of Isocupressic Acid, a Cattle Abortifacient in Ponderosa Pine. M Garrossian, D Gardner, K Panter, and L James. J. Agric. Food Chem. 50, 2235-2240, 2002.