Alpha Brain
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Alpha Brain falls short.
Most commercially successful US nootropic and easily the most recognisable brand among SEA buyers already familiar with the US market. Backed by two published clinical studies. onnit.com's market list names all six SEA countries (checked 2026-09-29); confirm at checkout. The brand publishes no SEA delivery estimate. Priced at USD $79/month (approx. SGD $107 / MYR $362 / THB $2,815). Imported under personal-use supplement allowances; we have not verified a local product registration with the National Pharmaceutical Regulatory Agency (NPRA) in Malaysia, the Thai FDA, FDA Philippines, the Badan Pengawas Obat dan Makanan (BPOM) in Indonesia or the Vietnam Food Administration (VFA). NSF Certified for Sport -- relevant for competitive athletes in the region subject to anti-doping rules.
What it does
Alpha Brain is Onnit's flagship nootropic product, first released in 2011 and popularised through Joe Rogan's podcast endorsements. It is the best-recognised nootropic brand in the mainstream US market and one of only two nootropic supplements with published clinical trial data on its specific formula. It is National Sanitation Foundation (NSF) Certified for Sport, making it suitable for drug-tested athletes. For SEA buyers, Alpha Brain's mainstream name recognition means it is easier to research and find community reviews in local languages -- a meaningful advantage over niche brands. It ships from Onnit's US warehouse and enters the region as a personal-use supplement; we have not verified a local product registration with the National Pharmaceutical Regulatory Agency (NPRA) in Malaysia, the Thai FDA, FDA Philippines, the Badan Pengawas Obat dan Makanan (BPOM) in Indonesia or the Vietnam Food Administration (VFA). Its caffeine-free formula is a practical benefit for buyers in hot, humid climates who are sensitive to stimulant effects.
How it works
Alpha Brain uses three proprietary blends -- Onnit Flow Blend, Focus Blend, and Fuel Blend -- containing cholinergics (Alpha-GPC), adaptogens (Bacopa), and amino acids (Tyrosine, Theanine). The label states each blend's total and two individual amounts (Bacopa 100mg, Huperzine A 400mcg): Bacopa, Alpha-GPC (at most 140mg) and L-Tyrosine (at most 650mg) fall short of their clinical doses, and the other blend members cannot be checked individually. The two published studies (Onnit-funded, 2016 and 2021) tested the full formula and showed statistically significant improvements in verbal memory and executive function versus placebo.
What to expect
Day one: subtle focus improvement, particularly noticeable for users who haven't taken cholinergic supplements before. The lack of caffeine means no energy spike -- effects are gentle. At 4-6 weeks: most users report consistent mild improvements in word retrieval and task focus. Onnit's 30-day money-back guarantee covers the first purchase of each product made directly on Onnit.com.
Hero ingredients
- L-TheanineNot stated (share of 650mg blend)
- Huperzine A400mcg
- Vitamin B610mg
- Alpha-GPCNot stated; at most 140mg (240mg blend incl. 100mg Bacopa)
- PhosphatidylserineNot stated (share of 650mg blend)
Who it's for
- Two published clinical studies
- Highest US brand recognition
- Only 2 capsules
Who should skip
- Proprietary blends hide doses
- Subscription cancellation issues
- BPOM (Indonesia) registration not verified by us -- imported as personal use supplement
Dosing audit
| Ingredient | Label | Clinical | Status |
|---|---|---|---|
| Bacopa Monnieri (Focus Blend) | 100mg | 300–450mg/day | ✕ Under |
| Alpha-GPC (Focus Blend) | Not stated; at most 140mg (240mg blend incl. 100mg Bacopa) | 300–600mg/day | ✕ Under |
| Huperzine A (Toothed Clubmoss, Focus Blend) | 400mcg | 100–200mcg/day in trials | ✓ Pass |
| L-Tyrosine (Flow Blend) | Not stated; at most 650mg (blend total) | 100–150mg/kg (about 7–10g) in stress trials | ✕ Under |
| L-Theanine (Flow Blend) | Not stated (share of 650mg blend) | 100–200mg/day | ? Unverified |
| Phosphatidylserine (Flow Blend) | Not stated (share of 650mg blend) | 100–300mg/day | ? Unverified |
| Oat Straw Extract (Flow Blend) | Not stated (share of 650mg blend) | 430–1600mg/day in trials | ? Unverified |
| Cat's Claw Bark Extract | 350mg | No reference dose on file | ? Unverified |
| Vitamin B6 (Pyridoxine HCl) | 10mg | No reference dose on file | ? Unverified |
| L-Leucine + Pterostilbene (Fuel Blend) | 60mg (blend total) | No reference dose on file | ? Unverified |
Ingredient quality
Number and quality of evidence-graded ingredients. Trademarked extracts and standardized actives raise this score.
Dosing vs. clinical evidence
How many ingredients meet their clinical-trial dose. Underdosing flagship actives is the biggest score deduction.
Formula transparency
Full disclosure of every ingredient at its exact dose. Proprietary blends are scored as opaque.
Value for money
Cost per month relative to per-serving clinical doses delivered. Cheaper products with underdoses score lower.
Brand trust
Brand reputation, third-party testing, refund track record, and Trustpilot signal across multiple years.
How the score is computed
Each pillar is weighted by editorial importance. Weights are constant across every brand we audit — they're not adjusted to favour any particular product.
- Ingredient quality25%
- Dosing vs. clinical evidence30%
- Formula transparency20%
- Value for money15%
- Brand trust10%
15,776 verified reviews
We don't embed cherry-picked quotes here. Trustpilot is the canonical source — the score above feeds into our Trust pillar.
Read all 15,776 reviews on Trustpilot →What the vendor’s site says
Quoted word for word from the vendor’s own pages. Terms change, so check them before you buy.
Shipping
UPS Worldwide Express is an express service that delivers Monday through Friday in most countries. The transit and delivery timeline is anticipated within 2 - 7 business days, location dependent and barring any unforeseen issues at customs. Import duties and/or taxes are paid for by Onnit on your behalf.
Per help.onnit.com (opens in new tab), checked
Cancelling a subscription
Select the subscription you'd like to cancel Click Cancel Subscription
Per help.onnit.com (opens in new tab), checked
Money-back guarantee
The 30 Day Money Back Guarantee applies to your first-time purchase of any Onnit supplement.
Per help.onnit.com (opens in new tab), checked
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We earn a commission if you buy through links on this page, at no extra cost to you. Our scores and rankings follow our published methodology; commissions do not influence them.
Buying in Southeast Asia
- Status
- No halal certificate shown by the brand (checked 2026-10-07)HSA / NPRA / BPOM / FDA PH / Thai FDA
Formula per the Supplement Facts on the product page (https://www.onnit.com/products/alpha-brain-90-ct, checked 2026-10-08): per 2 capsules, Vitamin B6 10mg; Onnit Flow Blend 650mg (L-Tyrosine, L-Theanine, Oat straw extract, Phosphatidylserine); Cat's Claw bark extract 350mg; Onnit Focus Blend 240mg (Alpha-GPC, Bacopa extract 100mg, Toothed Clubmoss extract providing Huperzine A 400mcg); Onnit Fuel Blend 60mg (L-Leucine, Pterostilbene). Reference doses are this site's ingredient pages.
Onnit's money-back guarantee is 30 days, for the first purchase of each product bought directly on Onnit.com, refunding the product cost but not shipping (https://help.onnit.com/en-US/30-day-money-back-guarantee-6327406, checked 2026-10-08).
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Health disclaimer
Health supplements in Singapore are regulated by the Health Sciences Authority (HSA); in Malaysia by the National Pharmaceutical Regulatory Agency (NPRA); in Indonesia by the Badan Pengawas Obat dan Makanan (BPOM); in the Philippines by FDA Philippines; in Thailand by FDA Thailand. Halal certification is required by law for supplements marketed to Indonesian consumers from 18 October 2026, regulated by the Badan Penyelenggara Jaminan Produk Halal (BPJPH); in Malaysia, products described as halal must be certified, with the Jabatan Kemajuan Islam Malaysia (JAKIM) as the certifying body. We surface certification status per product where verifiable. This page is editorial, not medical advice. Consult a qualified healthcare professional before starting any supplement.