Source Naturals Ultra-Mag, 5-in-1 Bioavailable Magnesium – Relaxes Muscles & Calms Nerves* – 120 Vegan Tablets

Price: $19.50 - $13.57
(as of Sep 10, 2025 22:07:30 UTC – Details)

From the brand

Source Naturals

Unlocking Wellness, Transforming Lives

High Demand Products

Source Naturals’ comprehensive Bio-Aligned Formulas® help bring the power of alignment to your body. When formulating, we evaluate the underlying causes of system imbalances, and then provide targeted nutrition to interdependent body systems. Our line of more than 600 products also includes well-researched, single-entity nutrients in their highest quality and most bioavailable forms.

New Arrivlas

How did we get our start?

Source Naturals® was founded in 1982 in Santa Cruz, California, by Ira Goldberg with the belief that the foundation for living your dream life is having vibrant health, and that taking individual responsibility for one’s health is the key.*

What makes our products unique?

The brand is renowned for its Bio-Aligned Formulas rooted in an integrative health philosophy.

What problem are we solving?

We have over 600 unique products spanning from immune, sleep, mood, and vision support to heart and brain health, and more.

Melatonin Supplements

Is Discontinued By Manufacturer ‏ : ‎ No
Product Dimensions ‏ : ‎ 2.51 x 2.51 x 4.6 inches; 0.53 ounces
Item model number ‏ : ‎ SN0803
Department ‏ : ‎ Natural Health
Date First Available ‏ : ‎ January 8, 2004
Manufacturer ‏ : ‎ Source Naturals
ASIN ‏ : ‎ B00020I91A
Best Sellers Rank: #14,638 in Health & Household (See Top 100 in Health & Household) #275 in Magnesium Mineral Supplements #1,566 in Sales & Deals
Customer Reviews: 4.5 4.5 out of 5 stars 1,283 ratings var dpAcrHasRegisteredArcLinkClickAction; P.when(‘A’, ‘ready’).execute(function(A) { if (dpAcrHasRegisteredArcLinkClickAction !== true) { dpAcrHasRegisteredArcLinkClickAction = true; A.declarative( ‘acrLink-click-metrics’, ‘click’, { “allowLinkDefault”: true }, function (event) { if (window.ue) { ue.count(“acrLinkClickCount”, (ue.count(“acrLinkClickCount”) || 0) + 1); } } ); } }); P.when(‘A’, ‘cf’).execute(function(A) { A.declarative(‘acrStarsLink-click-metrics’, ‘click’, { “allowLinkDefault” : true }, function(event){ if(window.ue) { ue.count(“acrStarsLinkWithPopoverClickCount”, (ue.count(“acrStarsLinkWithPopoverClickCount”) || 0) + 1); } }); });
Supports Cardiovascular Health. Research suggests that healthy homecysteine levels play a role in cardiovascular health. Enzymes support healthy homocysteine levels in the blood and many are dependent on vitamin B-6.*
Ultra-Mag Benefits. Ultra-Mag uses a complex blend of highly bioactive forms of magnesium—citrate, taurinate, malate, glycinate and succinate— to provide all of the benefits that magnesium offers. In addition to supplying 100 percent of the body’s daily magnesium needs, our formula includes vitamin B-6 to further support cardiovascular health.
Well Made Supplement: Contains no yeast, dairy, egg, gluten, soy or wheat. Contains no sugar, preservatives, or artificial color, flavor or fragrance.
Over 40 Years of Trust. Source Naturals was created in 1982 by CEO Ira Goldberg to support everyone’s potential to enjoy optimal health.
Manufactured in the USA. Manufactured in Scotts Valley, CA, under the Good Manufacturing Practices (cGMPs) established by the US Food and Drug Administration. (FDA)