Is This Supplement Legit

Product comparison

Magtein Magnesium vs Synchro Magnesium

Magtein·Synchro

70/ 100

Total

Lean toward Magtein Magnesium

Choose if…

  • You want the higher conservative safety lane score.
  • You want the higher combined total with the same weights as single-SKU pages.
VS

Magtein Magnesium leads overall

Thin race: only 1 points between totals

69/ 100

Total

Choose if…

  • Either option is acceptable - use the table above for the lane you care about.

Purchasing

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Choose Magtein Magnesium if…

  • you want the higher overall decision score in this head-to-head.

Choose Synchro Magnesium if…

  • you still want to verify the latest label, price, and stock on the retailer.

Winner

Magtein Magnesium

Price on file is stale or unverified—confirm on the retailer.

See latest price on Amazon

Price and availability may change. Check the latest price on Amazon.

Solid pick

Synchro Magnesium

Price on file is stale or unverified—confirm on the retailer.

See latest price on Amazon

Price and availability may change. Check the latest price on Amazon.

Split decision - tradeoffs

Close call
  • Magtein Magnesium leads on ingredient fit (Δ ≈ 4 pts).
  • Magtein Magnesium leads on safety (Δ ≈ 4 pts).
Higher total in this matchup: Magtein MagnesiumEither SKU clears a decent baseline: Magtein MagnesiumEither SKU clears a decent baseline: Synchro Magnesium

Decision table

  • ValueTie band
  • FormulaTie band
  • Label clarityTie band
  • AdditivesTie band
  • TransparencyTie band
MetricMagtein MagnesiumSynchro Magnesium
Total score7069
Ingredient fit8682
Dosage plausibility6767
Formula quality6060
Additives & label (combined lane)7272
Excipient / additive burden7272
Label clarity7272
Transparency5454
Value6060
Safety8682
Formotherother
Serving size1 serving210 Grams
Servings / container3030
Certifications--
Latest price on file--

Head-to-head verdict

Razor-thin margin - Magtein Magnesium edges it; both are defensible.

Following the winner captures about +1 points on our total in this matchup.

Data confidence (catalog)

Magtein Magnesium · limited-trust dataThin proof - treat scores as directional, not definitive.
Synchro Magnesium · limited-trust dataThin proof - treat scores as directional, not definitive.

Category-adjusted decision

Magtein Magnesium: 52Synchro Magnesium: 52

Rubric lift if you switch

  • +4 on ingredient fit
  • +4 on safety

Where Magtein Magnesium leads

  • Magtein Magnesium leads on ingredient fit (Δ ≈ 4 pts).
  • Magtein Magnesium leads on safety (Δ ≈ 4 pts).

Where Synchro Magnesium leads

  • No decisive lane wins versus the other SKU in our tie bands.

Compare next

Best in this category

See how every tracked Magnesium SKU ranks - overall, value, transparency, and certifications.

Open best Magnesium rankings

Ingredient intelligence

How this compare works

We diff the same product lanes used on SKU pages - including additive burden and label clarity - with tie bands so tiny gaps are not oversold. Open each product review for certifications, price history, and full notes.

Informational only - not medical advice, diagnosis, or treatment.