Focus Supplement Comparisons
5 independent comparisons across 5 focus supplements. Every page includes an interactive cost calculator, manually researched user complaints, and the proprietary WellHack™ score.
Onnit Alpha Brain vs Real Mushrooms Lion's Mane Extract
Real Mushrooms Lion's Mane provides full ingredient transparency with a single disclosed active at 1,000mg/serving, USDA Organic certification, Purity-IQ authentication, and NSF GMP manufacturing — at one-third the cost per serving ($0.58 vs $1.78). Alpha Brain contains several promising nootropic ingredients but hides individual dosages behind three proprietary blends, making it impossible to verify whether any reach clinically studied levels. For consumers who prioritize knowing exactly what they're taking and cost efficiency, Lion's Mane is the more transparent choice; Alpha Brain appeals to those wanting a multi-ingredient stack in one capsule.
Life Extension Neuro-Mag Magnesium L-Threonate vs NOW Magnesium Glycinate 200mg
Life Extension Neuro-Mag is the clear choice for cognitive support — it is the only magnesium form with clinical evidence for crossing the blood-brain barrier and improving working memory. But at $1.03/serving with just 144mg elemental magnesium, it is nearly 3x the cost of NOW Glycinate. Choose Neuro-Mag if focus and brain health are your primary goal; choose NOW Glycinate if you want affordable, well-tolerated whole-body magnesium replenishment.
Onnit Alpha Brain vs Life Extension Neuro-Mag Magnesium L-Threonate
Choose Neuro-Mag if you want a single, well-studied mechanism — magnesium L-threonate has direct human-trial support for working memory and executive function, and every milligram is on the label. Choose Alpha Brain only if you specifically want the multi-ingredient 'cognitive stack' experience and are willing to accept proprietary-blend dosing; the cost-per-serving gap and lack of individual dose disclosure are the main reasons independent nootropic reviewers consistently rank it below single-ingredient alternatives.
Onnit Alpha Brain vs NOW L-Theanine 200mg with Inositol
Choose NOW L-Theanine if you want a clean, clinically-dosed single ingredient at a tenth of the cost — 200mg sits squarely in the range used in anxiety and attention studies. Choose Alpha Brain only if the multi-ingredient stack concept itself is the appeal; the 65mg Fuel Blend means Alpha Brain's L-theanine contribution is sub-clinical, and at that point you're paying the premium for an undisclosed mix of other botanicals.
Life Extension Neuro-Mag Magnesium L-Threonate vs NOW L-Theanine 200mg with Inositol
Choose NOW L-Theanine if you want acute, same-session focus at a fraction of the cost — 200mg is clinically dosed and takes effect within the hour. Choose Neuro-Mag if you're committing to a 4+ week protocol for long-term cognitive maintenance; the mechanism (raising brain magnesium via the L-threonate form) is different from L-theanine's acute calm, and the two can legitimately be stacked rather than chosen between.
All comparisons are independently researched using real user reports.