Updated September 24, 202610 articles
Reading the Label
What's the difference between a "structure/function" claim and a disease claim on a supplement label? A structure/function claim says an ingredient plays a role in a normal body function —...
6 min readReading the Label
What is magnesium stearate doing in your supplement, and is it something to worry about? Magnesium stearate is a manufacturing aid, not a health ingredient — it's what keeps powder...
6 min readMushrooms
What does the research say about maitake and shiitake mushroom benefits? Maitake and shiitake are both food mushrooms with a long culinary history, and both have been studied mainly for...
6 min readSaffron
What saffron research actually examined, what it can and cannot tell you, and how it relates — and doesn't — to RENEW.
3 min readVitamin D
Does vitamin D support immune health after 60? Vitamin D is genuinely involved in how the immune system works from day to day — the NIH Office of Dietary Supplements...
5 min readReading the Label
What's the difference between a "structure/function" claim and a disease claim on a supplement label? A structure/function claim says an ingredient plays a role in a normal body function — the word...
Reading the Label
What does "beta glucan 1,3/1,6" mean on a supplement label? The numbers describe a chemical linkage pattern, not a dose or a grade. "1,3/1,6" tells you how the individual sugar units in...
Reading the Label
What is magnesium stearate doing in your supplement, and is it something to worry about? Magnesium stearate is a manufacturing aid, not a health ingredient — it's what keeps powder flowing evenly...
Daily Routine
Does it matter when you take a daily supplement? For most people, no single "best time" beats a time you'll actually remember. The one real exception is fat-soluble vitamins, which absorb better...
Mushrooms
What does the research say about maitake and shiitake mushroom benefits? Maitake and shiitake are both food mushrooms with a long culinary history, and both have been studied mainly for a group...
Mushrooms
What does the research say about reishi mushroom benefits for older adults? Reishi has centuries of traditional use behind it and a small but growing body of modern research, most of it...
Mushrooms
What does the research say about cordyceps benefits for older adults? Cordyceps has centuries of use in traditional Chinese medicine, and modern lab studies point to real biological activity. But direct human...
Saffron
What saffron research actually examined, what it can and cannot tell you, and how it relates — and doesn't — to RENEW.
Saffron
The most direct saffron research in older adults, its limits, and how it relates — and doesn't — to RENEW.
Vitamin D
Does vitamin D support immune health after 60? Vitamin D is genuinely involved in how the immune system works from day to day — the NIH Office of Dietary Supplements counts it...
