The RY21 Journal
Plain-English, research-backed notes on nutrition, supplementation and daily wellness.
Immune Support
Vitamin D and Winter Immunity: What the Research Actually Says
Sunlight exposure drops, and so does serum vitamin D. Here's how to read your labs and dose responsibly through the darker months.
Dr. Alina Reyes, PharmD · March 22, 2026 · 6 min read
Education
How to Read a Supplement Label Like a Formulator
Proprietary blends, % Daily Value, and nutrient forms — a practical decoder for the back of the bottle.
March 9, 2026 · 8 min read
Daily WellnessBuilding a Simple Daily Stack That You'll Actually Keep
Three formulas beat eleven. A minimalist framework for a supplement routine that survives a busy month.
February 24, 2026 · 5 min read
Gut HealthGut Health and the Modern Diet: Fiber, Ferments, and Probiotics
Why strain diversity matters more than raw CFU count, and how prebiotic fiber changes the equation.
February 6, 2026 · 7 min read
Wellness notes, twice a month
No hype, no fear-mongering — just clear summaries of what the research actually supports.