What We Do

Ingredient Deep Dives

See our analysis of single supplement ingredients based on peer-reviewed scientific research to understand what works, and what doesn't

Industry Insights

Explore our thinking on supplement trends, marketing tactics, the industry as a whole and science-based perspectives on all things wellness.

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Featured Reviews

Collagen: Beauty Protein or Expensive Placebo?

A structural protein with promising evidence for skin hydration and joint relief, though not quite the miracle anti-aging solution it's often marketed to be

Overall score

6 out of 10

Collagen: Beauty Protein or Expensive Placebo?

A structural protein with promising evidence for skin hydration and joint relief, though not quite the miracle anti-aging solution it's often marketed to be

Overall score

6 out of 10

Collagen: Beauty Protein or Expensive Placebo?

A structural protein with promising evidence for skin hydration and joint relief, though not quite the miracle anti-aging solution it's often marketed to be

Overall score

6 out of 10

Collagen: Beauty Protein or Expensive Placebo?

A structural protein with promising evidence for skin hydration and joint relief, though not quite the miracle anti-aging solution it's often marketed to be

Overall score

6 out of 10

Ashwagandha: Stress-Busting Herb That Actually Works?

An adaptogenic herb with impressive clinical evidence for stress reduction and sleep improvement, plus emerging research in other areas.

Overall score

7 out of 10

Ashwagandha: Stress-Busting Herb That Actually Works?

An adaptogenic herb with impressive clinical evidence for stress reduction and sleep improvement, plus emerging research in other areas.

Overall score

7 out of 10

Ashwagandha: Stress-Busting Herb That Actually Works?

An adaptogenic herb with impressive clinical evidence for stress reduction and sleep improvement, plus emerging research in other areas.

Overall score

7 out of 10

Ashwagandha: Stress-Busting Herb That Actually Works?

An adaptogenic herb with impressive clinical evidence for stress reduction and sleep improvement, plus emerging research in other areas.

Overall score

7 out of 10

Vitamin D: The Sunshine Supplement

The "sunshine vitamin" with legitimate benefits for bone health and immunity, particularly for those with limited sun exposure.

Vitamin D

Overall score

8 out of 10

Vitamin D: The Sunshine Supplement

The "sunshine vitamin" with legitimate benefits for bone health and immunity, particularly for those with limited sun exposure.

Overall score

8 out of 10

Vitamin D: The Sunshine Supplement

The "sunshine vitamin" with legitimate benefits for bone health and immunity, particularly for those with limited sun exposure.

Overall score

8 out of 10

Vitamin D: The Sunshine Supplement

The "sunshine vitamin" with legitimate benefits for bone health and immunity, particularly for those with limited sun exposure.

Vitamin D

Overall score

8 out of 10

Methodology

Methodology

We believe you deserve to know what you're putting in your body. Our analysis follows a strict scientific approach.

We believe you deserve to know what you're putting in your body. Our analysis follows a strict scientific approach.

Efficacy in clinical trials

Evaluates the strength, quality, and consistency of scientific evidence from human clinical trials, with higher scores for supplements backed by multiple well-designed studies showing meaningful benefits.

01

Expert consensus

Measures how widely accepted and recommended the supplement is among medical organizations, healthcare professionals, and scientific authorities.

02

Benefit to average consumer

Assesses the practical value for typical users, considering effect size, safety profile, quality consistency, accessibility, and whether the average person would experience noticeable improvements.

03