Magnesium Glycinate is a bioavailable form of magnesium designed to support muscle and nerve function, relaxation, and overall wellness. This gentle form is commonly used as part of a daily routine to help maintain healthy magnesium levels.* Double Wood Supplements' Magnesium Glycinate product is manufactured and tested in the USA from Globally Sourced Ingredients. Each bottle contains 90 capsules with 120mg of Magnesium Glycinate per serving.