Feel more focused and clear headed with Magtein® Magnesium L-Threonate. A specialized form of magnesium that supports brain health—helping you stay sharp, remember things more easily, and feel mentally energized. Designed to support your brain's health and cognitive performance.*

• Boosts memory so you can stay sharp and focused*
• Supports clear thinking and learning every day*
• Enhances attention and mental energy when you need it most*
• Promotes healthy brain cell activity*

What makes Magtein^® Magnesium L-Threonate unique?

• Clinically Studied Ingredient: Features magnesium L-threonate, a well-researched form of magnesium shown to support working memory and attention.*
• Scientifically Formulated: Designed to deliver magnesium directly to the brain, supporting key functions linked to brain health, mental clarity, and focus.*
• Fast-Acting Formula: Designed to start working in as little as 30 minutes.*

Science-Backed & Third-Party Tested

• Quality: Formulated with a clinically tested ingredient.
• Purity: Designed to deliver quality, purity, and efficacy.
• Trusted by Healthcare Practitioners: Metagenics is the #1 Doctor-Recommended Professional Supplement Brand.^★
• Science You Can Trust: For over 40 years, Metagenics has created high-quality supplements you can count on. Every ingredient is carefully chosen and tested for safety, purity, and results.

How to Take Magtein^® Magnesium L-Threonate:

• Dosage: Take three capsules daily in divided doses—one in the morning and two capsules approximately two hours before bedtime—or as directed by your healthcare practitioner.
• Best For: Adults seeking a highly absorbable magnesium supplement that supports brain health, memory, and cognitive function.* If you are pregnant, nursing, or taking medication, consult your healthcare practitioner before use. Keep out of the reach of children.
• Safe for Daily Use