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NOW Foods Vitamin D-3 5000 IU
SPECIMEN #NOW-FOOD
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VitaminsNOW Foods

Vitamin D-3 5000 IU

Bone and immune support. This is a textbook hero product. 5000 IU is the standard clinical dose for effectively raising blood levels. It uses the superior D3 form instead of the less effective D2 version.

9.5/10
EXCEPTIONAL

Clinical strength Vitamin D3 that hits the sweet spot for correcting low levels.

1 ingredientSoftgels240 servings
We'd recommend this
Evidence
9.0
Dosing
10.0
SynergyN/A (single ingredient)
Official SiteAnalyze My Stack
WhenMorning

Taking Vitamin D at night can sometimes interfere with natural melatonin production.

FoodTake with food

Vitamin D is fat-soluble. You need dietary fat in your stomach to absorb it properly.

SafetyAll clear

5000 IU is safe for most adults, but long-term use should be monitored by a healthcare provider.

ResearchStrong evidence

Vitamin D is one of the most well-researched supplements in existence for bone and immune health.

What We Like

  • Clinical potency
  • Superior D3 form
  • Full transparency

Watch Out For

  • Lacks Vitamin K2 synergy

What We Analyzed

Vitamin D-3 5000 IU Supplement Facts

Verified Supplement Facts

Every dose checked against clinical research

We analyzed the actual supplement facts panel for this product. Every ingredient dose below was cross-referenced with published clinical trials to determine if it matches what studies actually use.

7 ingredients analyzed1 at clinical doses

Source: Official product page

Ingredient Breakdown

1 clinical
Clinical Adequate Underdosed Overdosed|Bar = % of clinical dose
IngredientDoseStatusvs. Clinical
Vitamin D310.0
125 mcg (5,000 IU)CLINICAL
125%
125 mcg (5,000 IU)

of 4000IU

CLINICAL
125%
In our database (click to learn more) Not yet reviewed
Other Ingredients(inactive)

Extra Virgin Olive Oil, Softgel Capsule, Bovine Gelatin (BSE-free), Glycerin, Water, Safflower Oil

Our Analysis

Best For

People with low sun exposure or those looking to fix a documented deficiency.

Skip This If

Anyone with hypercalcemia or specific kidney issues should consult a doctor first.

Time to Feel

4-8 weeks

Value

Budget-friendly

How to take: Take daily, but check your blood levels every six months to avoid overshooting.

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