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Cal/Mag Plus

product on market Powder OL Olympian Labs The Optimal Blend Safety: 87/100
87/100

This product is generally safe

  • Magnesium: 500mg is 1.4× the Tolerable Upper Intake Level (350mg)
  • 67% of ingredients have research evidence
C Label Compliance Grade

What the Evidence Says

✨ AI-generated · Qwen 3.6 · methodology

Calcium and magnesium are supported by strong evidence for maintaining bone density and muscle function. Vitamin D3 provides moderate evidence for aiding calcium absorption and supporting immune health. These ingredients generally maintain a high safety profile when taken within recommended dosages.

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 Cal/Mag Plus
Open Full PDF View on NIH DSLD →
Details

Label Data

1.85 Gram(s)
Serving Size
30
Servings
Other Combinations
Product Type
67%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

1000 IU (250% DV)
1.7× RDA — within safe limits 608 studies (A:16, B:251)
Calcium
1000 mg (100% DV)
500 mg (125% DV)
Exceeds UL by 1.4× (UL: 350 mg) 316 studies (A:8, B:159)

Other Ingredients

Maltodextrin
Claims

Label Claims — Verification

Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: Add one scoop to your favorite food or beverage twice daily.

Warnings & Precautions

Precaution: This product has antacid properties which may interact with certain prescription drugs. Consult your healthcare professional.

Warning: Do not take more than 4 scoops in a 24 hour period unless under the advice of a physician.

KEEP OUT OF REACH OF CHILDREN.

Formulation Notes

Contains no preservatives, artificial colors or flavors.

1000 mg Calcium 500 mg Magnesium 1000 I.U. Vitamin D

Additional Information

OL OLYMPIAN LABS, INC.(TM)

Easy Dissolving Crystals

Our unflavored Cal/Mag Plus is made from the most studied forms of nutrients-calcium carbonate and magnesium oxide.

30-day supply Superior absorption Easy to digest Non-gritty

Made in USA

PN 1004-00 REV 6/20/13

Store in a cool, dry place.

30 Servings

Metadata

Product Details

UPC / SKU7 10013 00070 5
DSLD Entry Date2014-11-25
Product TypeOther Combinations
FormPowder
BrandOL Olympian Labs The Optimal Blend
DSLD ID39659
Data Updated2026-04-11
Research

Research Evidence

872
Research Sources
53
Avg Quality
309
Meta Analysis
309
Clinical Trial
111
Rct
71
Systematic Review
55
Guideline
4
Cochrane Review
4
Regulatory Source
2
Other
2
Narrative Review
2
Observational
1
Openfda Safety
A Vitamin D and vitamin D analogues for preventing fractures associated with involutional and post-menopausal osteoporosis
Meta Analysis The Cochrane database of systematic reviews 2009 PubMed DOI
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
A Vitamin D and vitamin D analogues for preventing fractures in post-menopausal women and older men
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
A Vitamin D supplementation for prevention of cancer in adults
Meta Analysis The Cochrane database of systematic reviews 2014 PubMed DOI
A Interventions for preventing falls in older people in care facilities and hospitals
Meta Analysis The Cochrane database of systematic reviews 2018 PubMed DOI
A Drugs for preventing lung cancer in healthy people
Meta Analysis The Cochrane database of systematic reviews 2020 PubMed DOI
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2011 PubMed DOI
A High prevalence of vitamin D deficiency in Asia: A systematic review and meta-analysis
Meta Analysis Critical reviews in food science and nutrition 2023 PubMed DOI
A The effect of vitamin D supplementation on depressive symptoms in adults: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Critical reviews in food science and nutrition 2023 PubMed DOI
A Interventions for preventing falls in older people living in the community
Meta Analysis The Cochrane database of systematic reviews 2009 PubMed DOI
View all evidence for Vitamin D →
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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.