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Science, published in public.

A research feed curated by the Calibr8 team, alongside discussions from members working through their own data. New insights every Monday, Wednesday, and Friday.

44Research insights

4Domains covered

1,316Peer-reviewed papers

Calibr8Official

Supplements

Vitamin D and Polyphenols: When Popular Supplements Don't Deliver

Effect size

Unit: varied

Live birth (vitamin D vs placebo)

1.03

Serum 25-OHD (vitamin D vs placebo)

13.60

Severe OHSS risk (vitamin D vs placebo)

-0.70

Triglycerides (ExPo vs Polyphenol Only)

-0.18

Glucose (ExPo vs Exercise Only)

-0.17

Insulin (ExPo vs Exercise Only)

-14.43

-30-20-1005101520

Mean value

95% Confidence Interval

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A free, evidence-based nutrition community with research-backed posts, user discussions, and progress sharing. New research insights are published every Monday, Wednesday, and Friday.

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The community covers four main domains: Nutrition, Exercise, Supplements, and Wellbeing. Posts include research insights reviewed by the Calibr8 team and user-generated discussions.

Science, published in public.

Vitamin D and Polyphenols: When Popular Supplements Don't Deliver

Effect size

Frequently asked questions

Lifting Weights Helps You Walk Better as You Age — Here's What Works

Vitamin C and Tart Cherry for Recovery? The Research Says Save Your Money

Mean difference vs placebo

Losing Muscle as You Age Isn't Just Cosmetic — It's a Heart Risk

Exercise Helps Osteoporosis Patients Feel Better — Not Just Build Bone

Resistance Training Cuts Cancer-Related Fatigue, Large Meta-Analysis Finds

Drop Sets and Rest-Pause: The Hype vs. What Actually Works