Calcium & Magnesium 300 mg®

Other Combinations

Brand: Source Naturals

Tablet or PillOther CombinationsOn Market

Functions

Bone & Joint

Product label for Calcium & Magnesium 300 mg — Click to view full label

Net Contents

100 Tablet(s)

Serving Size

1 Tablet(s)

Servings Per Container

Not specified

Supplement Form

Tablet or Pill

Bar Code (UPC/SKU)

0 21078 00303 8

Product Version

SN0303 REV F182-B

Label Analysis

Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.

4Active Ingredients

4 distinct active ingredients are disclosed in Supplement Facts.

100%Amount Transparency

Every active ingredient discloses a specific amount per serving.

4% Daily Value Coverage

4 ingredients report a %DV; 1 meet or exceed 100% DV.

1Dietary Attributes

Label states: Gluten-Free.

This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.

Allergen Guide

Contains

Egg
Wheat
Soy
Gluten

Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.

Supplement Facts

Serving Size: 1 Tablet(s) · 1–3 per day

Ingredient	Amount Per Serving	% Daily Value
Total Carbohydrates	1 Gram(s)	1%
Vitamin D3(Cholecalciferol)	500 IU	125%
Calcium(Calcium Amino Acid Chelate)	200 mg	20%
Magnesium(Magnesium Amino Acid Complex)	100 mg	25%

Percent Daily Values (%DV) are based on a 2,000 calorie diet.

Other Ingredients

Sorbitolmodified Cellulose GumStearic AcidSilica

Target Groups

Adult (18 - 50 Years)Gluten Free

Label Claims

NutrientAll OtherStructure/Function

Directions & Suggested Use

Suggested/Recommended/Usage/Directions

Suggested Use: 1 tablet 1 to 3 times daily with meals.

Warnings & Precautions

Precautions re: Allergies

Contains soy.

Precautions re: All Other

Do not use if either tamper-evident seal is broken or missing.

Precautions re: Children

Keep out of the reach of children.

Precautions re: Pregnant or Nursing or Prescription Medications

Note: If you are pregnant, may become pregnant, or breastfeeding, consult your health care professional before using this product.

Storage

Store in a cool, dry place.

Formulation

Formula re: Contains

Amino acid chelate with vitamin D-3

Formula re: Contains

Calcium and magnesium work together in several key physiological processes. They are important in the regulation of blood pressure and are responsible for healthy muscle function. Calcium is needed for muscle contraction and magnesium for muscle relaxation. In addition, they are both components of skeletal tissue, and magnesium is necessary for calcium's absorption into the bones.

Formulation re: Does NOT Contain

Contains no yeast, egg, gluten or wheat. Contains no artificial color, flavor or fragrance.

FDA Statements

FDA Statement of Identity

Dietary Supplement

FDA Disclaimer Statement

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

Manufacturer & Distributor

Distributor

Source Naturals, Inc.

P. O. Box 2118, Santa Cruz, CA, 95062

Market Reference

$7.71 – $52.00· 17 listings

Source Naturals Calcium & Magnesium Tablets
drnutrition.com4.8(595)
$9.34
Source Naturals CCM Calcium 300 mg 120 Tablets
Vitacost.com4.8(341)
$12.73
Source Naturals Mag/Cal 2: 90 Capsules
Herbs Direct3.0(1)
$10.52
Source Naturals Calcium 200mg Tablet
Walmart - intohealth.com4.8(1200)
$22.49
Source Naturals Calcium Night
Herbs Direct5.0(1)
$7.71Lowest
Source Naturals Mag/Cal 2:1, Magnesium and Calcium Supplement - 90 Capsules 90 Count (Pack of 1)
GoSupps.com3.0(1)
$29.99
Source Naturals Magnesium Glycinate
Vitacost.com4.8(1600)
$8.55
Magnesium Malate Source Naturals
freshthyme.com4.8(6600)
$17.29

Where to Buy Locally

Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.

Showing representative supplement & health retailers — search above for stores in your area.

Muscle Gainz Supplements
5.0 (10)
Vitamin & Supplements Shop
73 Williamson St, Hull HU9 1EP
Directions
Holland & Barrett - Hull St Stephens Tesco
3.3 (7)
Vitamin & Supplements Shop
Ferenway C/o Tesco 110, Hull HU2 8LN
Directions 0330 058 2640
Discount Supplements
4.1 (39)
Vitamin & Supplements Shop
Clay St, Hull HU8 8HA
Directions 01482 606022
Prime Fifty Ltd
Vitamin & Supplements Shop
Hesslewood Hall Business Centre, Ferriby Rd, Hull, Hessle HU13 0LH
Directions 0800 808 5740
Premiervits
3.0 (2)
Vitamin & Supplements Shop
Unit 21, Boulevard Unit Factory Estate, Hull HU3 4AY
Directions 07404 412978
Pink Gorilla Supplements
Vitamin & Supplements Shop
2 Gillett St, Hull HU3 4JA
Directions 07375 063094
Power Health Products
4.7 (11)
Vitamin & Supplements Shop
Airfield Estate, Pocklington Industrial Estate, York YO42 1NR
Directions 01759 302595
Holland & Barrett - Cottingham
4.4 (17)
Vitamin & Supplements Shop
3 Finkle St, Cottingham HU16 4AU
Directions 0330 058 2640

Research & Studies

Calcium supplements and fracture prevention
DC Bauer - New England Journal of Medicine, 2013 - Mass Medical Soc
… To estimate a person's daily dietary calcium intake, clinicians can assume that most adults consume about 300 mg of calcium per day from nondairy sources (eg, various vegetables and …
2013183 citations
Magnesium matters: A comprehensive review of its vital role in health and diseases
G Fatima, A Dzupina, HB Alhmadi, A Magomedova… - Cureus, 2024 - cureus.com
… This review aims to delve into the multifaceted impact of Mg on human health, exploring its … of mg's physiological functions, dietary sources, and the potential health consequences of …
2024110 citations
The magnesium miracle
C Dean - 2017 - books.google.com
… As your health improves because of magnesium supplementation, your meds are becoming … On days when he exercised, Sam added an extra 150-300 mg of magnesium to his regime, …
2017175 citations
Minerals and vitamins in bone health: the potential value of dietary enhancement
JP Bonjour, L Guéguen, C Palacios… - The British journal of …, 2009 - cambridge.org
… mg Mg/d, and the European Commission RDI is 300 mg/d(176). The primary source of Mg is food, but consumption from supplements is increasing due to the addition of Mg to many …
2009207 citations
Magnesium in health and disease
AMP Romani - Interrelations between essential metal ions and human …, 2013 - Springer
… the main sources of magnesium intake. The recommended daily dose of Mg 2+ is ~300 mg for men and 250 mg for women [7] unless pregnant, in which case an increase to ~350 mg is …
2013210 citations
The importance of magnesium in clinical healthcare
GK Schwalfenberg, SJ Genuis - Scientifica, 2017 - Wiley Online Library
… Another study found that long-term Mg supplementation improves outcomes in neuropathy in type 1 diabetics [68]. 12% of patients supplemented with 300 mg/day for 5 years had …
2017511 citations

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Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2019-12-22. DSLD Label ID: 211728. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.