Source Naturals product details

Source Naturals Magtein Magnesium L-Threonate 667mg Supports Focus, Mood, Healthy Memory, Cognitive Function, Sleep* - 90 Capsules

Name: Source Naturals Magtein Magnesium L-Threonate 667mg Supports Focus, Mood, Healthy Memory, Cognitive Function, Sleep* - 90 Capsules
Brand: Source Naturals
SKU: B00B7ZNR52
Price: 30.79 USD
Availability: InStock
Rating: 4.6 (1800 reviews)

Source Naturals Magtein Magnesium L-Threonate is designed to support cognitive function and improve sleep quality. With a high customer rating, it may be a beneficial addition to your nighttime routine.

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Last updated: Jun 2, 2026

Source Naturalsbest taken in the evening before bedtimecognitive function

Source Naturals Magtein Magnesium L-Threonate 667mg Supports Focus, Mood, Healthy Memory, Cognitive Function, Sleep* - 90 Capsules

Price

$30.79

Rating

4.6 / 5

Reviews

1,800

Last updated

Jun 2, 2026

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Ingredient Profile

Active ingredients

Highlighted product signals from the available product profile.

Magnesium L-Threonate

Product Fit

Best-fit signals

best taken in the evening before bedtime

Best For

Primary shopper use-cases identified from product data.

individuals seeking cognitive supportthose looking to improve sleep quality

Fitness Goals

Main needs or product-fit signals this product may support.

cognitive functionsleep support

Audience Fit

Shown only when audience fit is available.

General supplement shoppers

Training Focus

Shown only when training or wellness focus is available.

capsules

Not Ideal For

Potential mismatch notes when available.

people allergic to magnesiumthose who prefer non-capsule forms

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