Why Cheap Multivitamins Use the Wrong B12 Form
Cheap multivitamins often use underdosed B12 that barely absorbs in older adults. Here's what the label should actually say.
News
What 'USP Verified' Actually Means
The USP mark is specific, not universal. Here's exactly what it verifies, what it doesn't, and how it compares to NSF and ConsumerLab.
Synthetic vs Natural Vitamins: When It Matters
Natural vitamins aren't always better than synthetic. Here's which distinctions actually matter, with real bioavailability data.
Why 'Mega-Multivitamins' Are Mostly Wasted
Mega-multivitamins promise more but deliver less. Here's why 500% daily value is mostly flushed and what to look for instead.
Are Gummy Vitamin Calories Worth It?
Two gummies, 15 calories, 1-3g sugar. Here's how to think about gummy vitamin calories and when they actually matter.
The 'Empty Pee' Myth: When Yellow Urine Matters
Bright yellow urine after vitamins isn't wasted money. Here's what riboflavin excretion actually tells you and when to pay attention.
