Ingredient deep dive
The science behind each ingredient
Bacopa Monnieri
Brahmi — a staple of Ayurvedic medicine
Memory recallCalm focusAntioxidant
Bacopa Monnieri is one of the most researched herbs for memory. Its active compounds, called bacosides, are believed to support communication between neurons and to protect brain cells from oxidative stress. Traditionally it was used to help students retain new information — and modern science has taken a serious look at that claim.
What the research shows: In a randomized, double-blind, placebo-controlled trial of 54 adults aged 65 and older, 300 mg/day of a standardized Bacopa extract for 12 weeks significantly improved delayed word-recall memory and attention compared with placebo, while also lowering anxiety scores.
1 Earlier work in healthy adults found similar gains in the retention of new information.
2
Because Bacopa appears to act gradually, studies typically run for 8–12 weeks — a reminder that consistency, not a single dose, is what matters most with this herb.
Ginkgo Biloba
From the world's oldest surviving tree species
Blood flowCognitionNeuroprotection
Ginkgo Biloba is best known for supporting healthy circulation to the brain. Standardized leaf extracts are rich in flavonoid glycosides and terpene lactones, which research suggests can support brain perfusion, reduce blood viscosity, and provide antioxidant protection to neurons.
What the research shows: A systematic review and meta-analysis of randomized trials found that standardized Ginkgo extract (commonly 240 mg/day) was associated with improvements in cognition and everyday functioning in adults with cognitive impairment, with a safety profile similar to placebo.
3 The same standardized extract has been shown in clinical work to enhance brain perfusion and lower blood viscosity.
It's the circulatory angle that makes Ginkgo a natural partner to the other ingredients: better blood flow means oxygen and nutrients reach the brain cells that the rest of the formula is working to support.
Phosphatidylserine
A building block of every brain cell membrane
Cell membranesMemoryFDA qualified claim
Phosphatidylserine (PS) is a phospholipid that the brain concentrates in its cell membranes, where it helps neurons send and receive signals and supports the release of key neurotransmitters. The body makes its own PS, but levels and membrane fluidity can change with age — which is why it's a long-standing ingredient in cognitive formulas.
What the research shows: A landmark randomized trial of 149 older adults with age-associated memory impairment found that 300 mg/day of PS for 12 weeks improved performance on memory tasks, with the largest gains in those who started with the most difficulty.
4 Phosphatidylserine is also the rare supplement ingredient to hold a U.S. FDA
qualified health claim for cognitive support in the elderly.
5
Honest note: When the FDA granted that qualified claim in 2003, it required this caveat: the science is "very limited and preliminary," and the agency concluded there is little scientific evidence supporting it. We share it so you can judge the strength of the evidence for yourself.
Huperzine A
Purified from Huperzia serrata, a Chinese club moss
AcetylcholineMemory signalingUsed in micrograms
Huperzine A works through a precise mechanism: it helps slow the breakdown of acetylcholine, a neurotransmitter that is central to memory, learning, and attention. By supporting healthy acetylcholine levels, it aims to keep the brain's memory-signaling system running smoothly. Because it's potent, it's measured in micrograms (mcg), not milligrams.
What the research shows: A systematic review and meta-analysis of 20 randomized trials (1,823 participants) reported that Huperzine A improved cognitive scores on standard memory and mental-state assessments versus placebo, with no severe adverse events reported.
6 An earlier meta-analysis found similar cognitive benefits at 300–500 mcg/day.
7 The authors note that many of the individual trials were small, so results should be read with appropriate caution.
Talk to your doctor first: Because Huperzine A acts on the same cholinergic pathway as certain prescription medications, anyone taking other medicines should get professional guidance before use.
