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Calcium Xtra

product on market Other (e.g. tea bag) Puritan's Pride Safety: 95/100
95/100

This product looks safe

  • Magnesium: 500mg is 1.4× the Tolerable Upper Intake Level (350mg)
  • 29% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

This formula contains calcium and vitamin D, which have strong evidence for supporting bone health. Vitamin C and A contribute to immune function and vision, while iron supports oxygen transport in the blood. Research evidence for these core nutrients is well-established, though the overall evidence coverage for this specific blend is limited.

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

Alerts

Safety Alerts

Magnesium: 500mg is 1.4× the Tolerable Upper Intake Level (350mg)

Label

Product Label

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

Label Data

3 Caplet(s)
Serving Size
83
Servings
Multi-Vitamin and Mineral (MVM)
Product Type
29%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Vitamin A
1200 mcg (133% DV)
Vitamin C
100 mg (111% DV)
10 mcg (50% DV)
Within RDA (0.7× RDA) 608 studies (A:16, B:251)
Calcium
1000 mg (77% DV)
Iron
10 mg (56% DV)
500 mg (119% DV)
Exceeds UL by 1.4× (UL: 350 mg) 316 studies (A:8, B:159)
Sodium
10 mg (1% DV)

Other Ingredients

Cellulose Gelatin Magnesium Stearate
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: For adults, take three (3) caplets daily, preferably with a meal.

Warnings & Precautions

Warning: If you are pregnant, nursing, taking any medications or have any medical condition, consult your doctor before use.

Discontinue use and consult your doctor if any adverse reactions occur.

Do not use if seal under cap is broken or missing.

Warning: Accidental overdose of iron-containing products is a leading cause of fatal poisoning in children under six. Keep this product out of reach of children. In case of accidental overdose, call a doctor or Poison Control Center immediately.

Formulation Notes

Coated for ease of swallowing

Calcium, Iron, Magnesium, plus Vitamins A, D, C

Bone-Active Bone Density Supplement

No artificial color, no artificial flavor, no artificial sweetener, no sugar, no milk, no lactose, no soy, no gluten, no wheat, no yeast, no fish.

Additional Information

Puritan's Pride supplements are produced from the finest raw materials under stringent quality control standards. State-of-the-art manufacturing and packaging facilities ensure you the highest quality nutritional supplements money can buy. When it comes to your health...choose the best.

Store at room temperature.

To reorder item # 1423 www.puritan.com 1-800-645-1030

QA Quality Assured

Metadata

Product Details

UPC / SKU0 74312 11423 6
DSLD Entry Date2023-06-22
Product TypeMulti-Vitamin and Mineral (MVM)
FormOther (e.g. tea bag)
BrandPuritan's Pride
DSLD ID286357
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.