CASI Blog
Peer-reviewed nutrition science, organized by topic and section.
Fully-referenced deep dives, written for practitioners and the science-curious.
Nutrition Notes
Electrolytes are a group of minerals that carry an electric charge and can generate and conduct action potential in the nerves and muscles, which is key for maintaining optimal heart health. Among the significant electrolytes in the body, magnesium, sodium, and potassium, in particular, support card
Saunas Electrolyte
Detoxifying through Sweating
Nutrition Notes
Weight gain is multifactorial, influenced by genetics, nutrition, behavior, socioeconomic factors, and a person’s environment. While it is widely accepted that weight gain involves more than just "calories in versus calories out", its etiology remains widely misunderstood. In recent research, the ro
Vitamin C Status
Acerola fruit (Malpighia emarginata DC. or Malpighia glabra L.), also known as Barbados cherry or West Indian cherry, is one of the world's richest natural sources of vitamin C. Remarkably, this small cherry-like fruit has 50 to 100 times the vitamin C content of oranges or lemons. Eating just three
Electrolyte Needs
The majority of athletes across various experience levels begin a workout in a state of hypohydration – defined as a water deficit caused by acute or chronic dehydration. Moreover, these athletes tend to replenish only two-thirds of the sweat loss based on thirst or fluid intake. Mild-to-moderate hy
Nutrition Notes
Maintaining optimal total body water content is crucial for overall health and athletic performance. The goal is to achieve and sustain euhydration, a state of optimal total body water content. In this state, the body operates most efficiently, positively impacting cardiovascular health, thermoregul
Magnesium
“Electrolyte” describes a particle that carries an electric charge. In the human body, electrolytes are crucial in supporting optimal hydration. Significant electrolytes for the body are sodium, potassium, chloride, magnesium, calcium, phosphate, and bicarbonate, which can come from foods, fluids, o
Nutrition Notes
Detoxification and Weight Management
Immune Support
Zinc has been referred to as the “gatekeeper of the immune system” for solid reasons. This essential mineral, with its critical roles in over 300 enzymes within the body, has been recognized for its vital function in promoting proper immune health since the 1960s.
Nutrition Notes
Polycystic ovary syndrome (PCOS) is the most prevalent hormonal disorder in women of reproductive age, affecting approximately 21% of women across the globe, according to a recent systematic review. It is characterized by the presence of any two of the following: oligo-ovulation or anovulation, clin
Research & Education
Echinacea (Echinacea angustifolia, Echinacea purpurea) is a native plant of North America whose roots and aerial parts have demonstrated immune-promoting properties since 1913. Echinacea has been traditionally used to promote upper respiratory tract health and support proper wound healing. The activ