
Memory & Focus
Brain Support
A magnesium-based formula for memory, focus and calm sleep — Magnesium L-Threonate and Magnesium Bisglycinate, plus active B6 (P5P), combined into two capsules a day.
Magnesium L-Threonate: 700 mg Magnesium Bisglycinate (providing 114.4 mg elemental Magnesium): 640 mg P5P (active Vitamin B6):
Take 2 capsules daily, or as directed. One jar = 30 days per bottle.
Two magnesium forms and active B6 combined for a daily routine built around memory, focus and calm sleep.
700 mg
Magnesium L-Threonate, the magnesium form studied for reaching brain tissue.
114.4 mg
Elemental magnesium from L-Threonate and Bisglycinate combined.
+ P5P
The active form of vitamin B6, included alongside magnesium.
2 caps/day
A daily dose supporting memory, focus and calm sleep.
Explore the range

Proven, Not Promised
Everything on the label. Everything provable.
Every ARCMana product is made in New Zealand, with every dose and active ingredient shown openly on the label — nothing hidden behind a proprietary blend. Scan the QR code on your bottle to see the full story behind what's inside.
- Made in New Zealand
- Formulated to international label standards
- Every dose and active ingredient printed openly — no hidden blends
Frequently Asked Questions
L-Threonate is a specific magnesium form studied for its ability to reach brain tissue, unlike common forms such as magnesium oxide.
L-Threonate and Bisglycinate are combined to provide both the brain-targeted form and a well-absorbed, gentle-on-the-stomach elemental magnesium dose.
Many people take it in the evening as part of a calm wind-down routine, though it can be taken at any time that fits your schedule.
Two capsules a day, for 30 days per jar.





