Magnesium L-Threonate + Vitamin D3
Compatible. Timing differs, so follow each supplement's own window.
Verdict
Timing plan
Can be taken togetherNothing blocks them — the same window is what produces the synergy below.
What helps
Magnesium L-Threonate → Vitamin D3
Complementary effects on neuronal health and function · level BVitamin D3 → Magnesium L-Threonate
Required for 25-hydroxylase and 1α-hydroxylase enzymes · level ASide by side
| Magnesium L-Threonate | Vitamin D3 | |
|---|---|---|
| Bioavailability | 95% | 85% |
| Elemental mineral | 8.3% | —% |
| Cost per 100 mg absorbed | $1.69 | $— |
| Safety rating | 8/10 | 9/10 |
| Cost per month | $120 | $8 |
| Daily dose | 2000-4000 mg | 1000-2000 IU |
| Best timing | Morning afternoon divided | Morning with fat |
| Evidence level | B | A |
How this score was built
- Baseline for any untested pair: 70
- +8 — synergy at evidence level B
- +12 — synergy at evidence level A
- = 90 out of 100
Where to buy
Buying both? Check the timing plan above so they do not cancel each other out.
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Common questions
Can you take Magnesium L-Threonate and Vitamin D3 together?
Compatible. Timing differs, so follow each supplement's own window. The pair scores 90 out of 100, based on 2 documented interaction records.
What should you not take with Magnesium L-Threonate?
Nothing in this pairing clashes. Its own page lists everything Magnesium L-Threonate is documented to conflict with.
When should you take Magnesium L-Threonate and Vitamin D3?
Magnesium L-Threonate: Morning afternoon divided. Vitamin D3: Morning with fat. The same window works for both.