Supplements & Nutrition

SunActive iron, Quatrefolic folate, and 8 B vitamins in a mixed-drink format — what’s actually in this prenatal, and confirmed availability by country (US and Taiwan only).

NutraMetrix vs Isotonix explained: both are Market America brands, but NutraMetrix adds a custom-blend and personalization layer. Here is which one actually matches what you need.

A real Ontario clinical trial measured lower allergy symptoms from one of OPC-3’s four antioxidants, timed right. Here is the honest, fully-cited research, what it does and does not prove, and what customers tell us every spring.

MochaTonix review: the real ingredients (216mg caffeine, Advantra Z, guarana, green tea, yerba mate), the stimulant-stacking caution, and who should skip it.

Isotonix Vitamin D with K2 review: why D and K2 are paired, real deficiency numbers, the seniors-dosage question, and who should check with a doctor first.

Isotonix Magnesium review: what’s in the isotonic drink, real sleep/stress/muscle/heart claims, who should check with a doctor first, and where it actually ships.

Every Market America and Isotonix product we’ve reviewed, organized by category — antioxidants, vitamins, joint support, skincare and more, in one hub.

Three patented ingredients in this resveratrol formula, and an honest look at how far the human evidence behind resveratrol’s “longevity molecule” reputation actually goes.

6 mg of AstaReal astaxanthin per serving, what that actually means, and an honest read on the “stronger than CoQ10” claim.

An honest look at Prime Anti-Aging Nutraceuticals NAD+: it doesn’t contain NAD+ at all, what the NRPT research actually shows, and a 2026 study that complicates the whole category.