Evidence supporting the use of: Alpha glyceryl
For the health condition: Concentration (poor)

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Synopsis

Source of validity: Scientific
Rating (out of 5): 3

Alpha-glyceryl phosphoryl choline (Alpha-GPC) is a choline-containing supplement often used to support cognitive function, including concentration and mental focus. The scientific rationale is based on its role as a precursor to acetylcholine, a neurotransmitter essential for memory and attention. Several randomized, placebo-controlled trials have investigated Alpha-GPC’s effects primarily in elderly populations with cognitive impairment, where improvements in attention and memory were observed at doses of 400–1200 mg daily. A few small studies have explored its effects in healthy adults and athletes, reporting modest improvements in attention and reaction time, though results are less robust than in clinical populations. Systematic reviews acknowledge Alpha-GPC as a promising agent for cognitive support, but also note that more large-scale, high-quality studies in healthy, younger populations are needed to firmly establish efficacy. Safety profiles are generally favorable. In summary, Alpha-GPC’s use for improving concentration is scientifically plausible and supported by some clinical evidence, particularly in older adults or those with cognitive decline, but the strength of evidence for use in otherwise healthy individuals remains moderate.

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Products containing Alpha glyceryl

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