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Active Calcium

product on market Tablet or Pill USANA Safety: 92/100
92/100

This product looks safe

  • MAGNESIUM: 400mg is 1.1× the Tolerable Upper Intake Level (350mg)
  • 60% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Calcium, magnesium, and vitamin D3 have strong evidence for supporting bone density and mineral absorption. Vitamin K and boron provide moderate to limited support for bone health and mineral metabolism. The overall evidence coverage for this specific formulation is low at 0.6%.

AI-generated summary based on research evidence. Not medical advice.

Alerts

Safety Alerts

MAGNESIUM: 400mg is 1.1× the Tolerable Upper Intake Level (350mg)

Label

Product Label

Label for Active Calcium
Open Full PDF View on NIH DSLD →
Details

Label Data

4 Tablet(s)
Serving Size
Multi-Vitamin and Mineral (MVM)
Product Type
60%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

400 IU (100% DV)
Within RDA (0.7× RDA) 608 studies (A:16, B:251)
60 ug (75% DV)
Within RDA (0.5× RDA) 275 studies (A:9, B:175)
Calcium
800 mg (80% DV)
400 mg (100% DV)
Exceeds UL by 1.1× (UL: 350 mg) 316 studies (A:8, B:159)
1.32 mg
Market median: 3.0mg (58 products) 3 studies — no high-quality reviews

Other Ingredients

MODIFIED CELLULOSE Microcrystalline Cellulose Ascorbyl Palmitate Calcium Silicate RICE PROTEIN HYDROLYSATE Dextrin Croscarmellose Sodium Dextrose Soy Lecithin Sodium Citrate
Claims

Label Claims — Verification

Unverified All Other
Info

Product Information

Directions for Use

DIRECTIONS: TAKE FOUR (4) TABLETS DAILY, PREFERABLY WITH MEALS.

Warnings & Precautions

THERE IS A SAFETY SEAL UNDER THE CAP. DO NOT USE IF THE SAFETY SEAL IS BROKEN OR MISSING.

KEEP OUT OF REACH OF CHILDREN.

CONSULT YOUR PHYSICIAN IF YOU ARE PREGNANT, NURSING, TAKING A PRESCRIPTION DRUG, OR HAVE A MEDICAL CONDITION.

Formulation Notes

K

CONTAINS SOY.

Additional Information

LABORATORY TESTED, QUALITY GUARANTEED. MEETS USP SPECIFICATIONS FOR POTENCY, UNIFORMITY, AND DISINTEGRATION, WHERE APPLICABLE.

STORE BELOW 25(0)C

MADE IN USA

120.010101 LB.000400

US

POTENCY (SIGNATURE) GUARANTEED

Metadata

Product Details

DSLD Entry Date2012-11-21
Product TypeMulti-Vitamin and Mineral (MVM)
FormTablet or Pill
BrandUSANA
DSLD ID16093
Data Updated2026-04-11
Research

Research Evidence

849
Research Sources
56
Avg Quality
450
Meta Analysis
152
Rct
137
Systematic Review
73
Clinical Trial
11
Regulatory Source
7
Other
7
Guideline
3
Openfda Safety
2
Cochrane Review
2
Observational
A Phosphate binders for preventing and treating chronic kidney disease-mineral and bone disorder (CKD-MBD)
Meta Analysis The Cochrane database of systematic reviews 2018 PubMed DOI
A Calcium supplementation (other than for preventing or treating hypertension) for improving pregnancy and infant outcomes
Meta Analysis The Cochrane database of systematic reviews 2024 PubMed DOI
A Calcium supplementation (other than for preventing or treating hypertension) for improving pregnancy and infant outcomes
Meta Analysis The Cochrane database of systematic reviews 2015 PubMed DOI
A Vitamin and mineral supplementation for maintaining cognitive function in cognitively healthy people in mid and late life
Meta Analysis The Cochrane database of systematic reviews 2018 PubMed DOI
A Calcium supplementation during pregnancy for preventing hypertensive disorders and related problems
Meta Analysis The Cochrane database of systematic reviews 2025 PubMed DOI
A Dietary calcium supplementation for preventing colorectal cancer and adenomatous polyps
Systematic Review The Cochrane database of systematic reviews 2008 PubMed DOI
A Calcium and vitamin D for increasing bone mineral density in premenopausal women
Systematic Review The Cochrane database of systematic reviews 2023 PubMed DOI
A Dietary sodium, sodium-to-potassium ratio, and risk of stroke: A systematic review and nonlinear dose-response meta-analysis
Meta Analysis Clinical nutrition (Edinburgh, Scotland) 2019 PubMed DOI
A The association between circulating magnesium and clinically relevant outcomes in patients with chronic kidney disease: A systematic review and meta-analysis
Meta Analysis Clinical nutrition (Edinburgh, Scotland) 2021 PubMed DOI
A Calcium channel blockers versus other classes of drugs for hypertension
Systematic Review The Cochrane database of systematic reviews 2021 PubMed DOI
View all evidence for Electrolytes →
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This product page is for informational purposes only and does not constitute medical advice. Always consult your healthcare provider before taking any supplement.