Vitamin D3
The sunshine molecule most people are missing. Runs everything from mood to muscle strength to immune defense.
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Verdict
10/10 Proven
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Evidence
Grade A / 600+ Studies
The No-BS Summary
8 things. 60 seconds. Everything you need.
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WHAT IT DOES
The sun in a pill.
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DOES IT WORK?
10/10 Proven. This one actually works. Critical for immunity and bone health.
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HOW MUCH TO TAKE
1000-5000 IU
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COST
Budget-friendly. $20-35/month for quality brands.
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FIRST 24 HOURS
Don't expect miracles on day one. It's building in your system.
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AFTER A FEW WEEKS
Give it 4-8 weeks for full effects. Patience pays.
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SAFETY
One heads-up: hypercalcemia.. Otherwise, you're good.
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HOW IT FEELS
General well-being.
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The BreakdownQUICK ANSWERS
Do I need to load?
Will it cause bloating?
Safe for kidneys?
+ 4 more questions
DOSE-RESPONSE CURVE
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