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Calcium

product on market Capsule Natures Plus Source of Life Garden Safety: 100/100
100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 33% of ingredients have research evidence
A 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 neuromuscular function. The inclusion of AlgaeCal provides an additional source of calcium, though evidence for its specific efficacy compared to other forms is more limited. These ingredients are generally recognized as safe for supplementation.

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

Label

Product Label

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

Label Data

4 Capsule(s)
Serving Size
30
Servings
Other Combinations
Product Type
33%
Evidence Coverage
Ingredients

Supplement Facts — Evidence Check

Calcium
1000 mg (77% DV)
100 mg (24% DV)
Within RDA (0.2× RDA) 316 studies (A:8, B:159)
certified organic AlgaeCal
3333 mg

Other Ingredients

Certified Organic Whole Food Blend organic Capsule
Claims

Label Claims — Verification

Unverified Nutrient
Unverified All Other
Unverified Structure/Function
Info

Product Information

Directions for Use

Directions: As a dietary supplement, four capsules once daily.

Warnings & Precautions

Keep out of reach of children.

Formulation Notes

Nutritional support for healthy bone structure and function.

Source of Life Garden Calcium Caps with Certified Organic Nutrients is the breakthrough all-organic source of whole-plant-source calcium and magnesium.

Source of Life Garden Calcium features Certified Organic AlgaeCal - the most assimilable plant-based Calcium and Magnesium. This marine algae is carefully and sustainably harvested live from the pristine shores of a protected coastline in South America. In a base of Certified Organic whole fruits, vegetables, mushrooms, algae, herbs and green foods.

Does Not Contain: Magnesium stearate, stearic acid, titanium dioxide, carnuaba wax, talc, yeast, hexane and artificial: flavoring, sweeteners and preservatives. Yeast Free Gluten Free

Vegan

Free from artificial colors and preservatives. Free from all of the major allergens identified in the U.S. Food Allergen Labeling and Consumer Protection Act.

Certified NON-GMO

Certified organic

Certified organic by ECOCERT ICO

Additional Information

Adequate calcium as part of a healthful diet, along with physical activity, may reduce the risk of osteoporosis in later life.

Keep tightly closed in a cool, dry place.

Whole food grown

USDA Organic

Metadata

Product Details

UPC / SKU0 97467 30731 5
DSLD Entry Date2021-06-23
Product TypeOther Combinations
FormCapsule
BrandNatures Plus Source of Life Garden
DSLD ID249797
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.