Kay Russell

Kay Russell

Kay Russell is the lead product researcher and supplement strategist for VitaminProGuide.com. A graduate of Indiana University, Kay has spent over a decade deconstructing nutritional labels and investigating the physiological impacts of natural compounds on metabolic health.

Kay’s approach is rooted in evidence-based wellness, focusing on separating clinical research from marketing hype. Whether she is testing the absorption rates of liquid tinctures or analyzing the purity of plant-based superfoods, her mission is to provide readers with first-hand experience and laboratory-backed insights.

When she isn’t deep-diving into NIH clinical trials, Kay can be found hiking the trails of the Midwest or experimenting with nutrient-dense, plant-based recipes in her kitchen.

How to Find the Best Collagen Powder for Sagging Skin in 2026

Hands pouring a scoop of unflavored collagen powder into a glass of water, next to a bowl of fresh oranges and a bottle of Vitamin C serum on a sunny kitchen counter.

Selecting the best collagen powder for sagging skin requires a nuanced understanding of protein synthesis. Identifying the best collagen powder for sagging skin involves looking beyond marketing claims to evaluate how specific amino acid profiles influence dermal structural integrity. Collagen…

7 Natural Remedies For Overactive Bladder That Work

A close-up of a wooden table arranged with natural health items, including a bowl of pumpkin seeds, a mug of herbal tea, a bottle of magnesium capsules, and a small dish of dried fibers.

Evidence Based Natural Remedies For Overactive Bladder Management Finding effective natural remedies for overactive bladder requires a nuanced look at how dietary habits and lifestyle choices influence pelvic health. When individuals experience frequent, sudden urges to urinate, it often points…

How Magnesium Glycinate Can Change Your Sleep Routine

Young female sleeping peacefully in the bed in the morning

Understanding How Magnesium Glycinate Influences Sleep Quality Magnesium glycinate is a popular form of this essential mineral often chosen for its high bioavailability and gentle impact on the digestive system. When individuals look to support their evening wind-down routine, they…

7 NAD+ Benefits That Change How You Age

Close-up of a middle-aged man straining with intense effort during a resistance band workout outdoors.

Understanding NAD+ Benefits for Cellular Longevity The study of NAD+ benefits reveals how this essential coenzyme influences metabolic health and cellular repair. As a foundational molecule found in every living cell, it acts as a critical bridge between the nutrients…