Colleen is a nutrition scientist and registered dietitian with a Life Sciences PhD from Leiden University and more than eight years in molecular nutrition and systems-biology research at Nestlé. Her doctoral work focused on metabolomic response signatures, sexual dimorphism and hormone chronobiology — how nutrition affects women and men differently. She is first author on published human dietary trials, and reviews the science behind our HER formula for midlife women.

Mark is a biomedical researcher and former professor who held tenured positions at US medical schools and is a Fellow of the American College of Nutrition. His research on nitric oxide, inflammation and the mechanisms of natural compounds has been published in leading journals including PNAS and the Journal of Biological Chemistry, and includes randomized human trials. He pressure-tests the evidence and dosing behind the active ingredients in our formulas.

Nicole is a naturopathic clinician and product-development executive with nearly 30 years across nutraceutical innovation, integrative nutrition and clinical practice in markets spanning Australia, Asia-Pacific, Europe and North America. She has led new-product development, clinical initiatives and regulatory work for global wellness brands. She reviews how our formulations translate from evidence into real-world practice and patient experience.