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Alpha-GPC in Neuro Recall: A Choline Source Studied Only in Dementia, and the Dose Gap

Quick answer

Alpha-GPC is a choline compound, listed on the label as GPC choline. It has been studied only in people who already have dementia, at 1,200 mg a day, with unclear benefit over approved drugs. No study has tested it in healthy people. Neuro Recall does not print its amount, and its place on the label suggests a small one.

Written by the Neuro Recall Editorial DeskUpdated

Neuro Recall Supplement Facts panel, with GPC choline (alpha-GPC) listed inside the 635 mg blend

What is alpha-GPC?

Alpha-GPC is a compound that carries choline, a nutrient the body needs. Its full name is L-alpha-glycerophosphorylcholine, it is also called choline alfoscerate, and the Neuro Recall label calls it GPC choline.

Type
Choline compound
Label name
GPC choline (alpha-GPC)
Place in the blend
Ninth of ten
Amount in Neuro Recall
Not published
Studied dose
1,200 mg a day, as 400 mg three times a day
Studied in
People who already had Alzheimer's disease or dementia

Choline itself has an Adequate Intake of 550 mg a day for men and 425 mg for women, and an upper limit of 3,500 mg a day for adults (NIH ODS, Choline (health professional)). Those figures cover choline from all sources, mostly food.

How is alpha-GPC thought to work?

The idea is simple: the brain uses choline to make one of its chemical messengers, so a choline source might support that supply. The catch is that giving extra choline has not been shown to improve thinking.

A 2015 review of 13 studies found no clear thinking benefit from choline supplements in healthy adults. A Cochrane review of 12 trials found no clear benefit of lecithin, another choline source, in Alzheimer's or Parkinson's-related dementia. The NIH fact sheet sums up that little research supports choline for dementia (NIH ODS, Choline (health professional)).

That page does not discuss alpha-GPC itself, so its findings on other choline forms may not carry over in either direction.

  • Promotes mental clarity and focusBrand graphic
    Marketing only

    Alpha-GPC has not been tested for this in healthy people.

  • Supports cellular function and healthy agingBrand graphic
    Marketing only

    Not tested in this product; no prevention studies of alpha-GPC exist.

  • GPC choline (alpha-GPC)Supplement Facts panel
    On the label

    Named in the blend, ninth of ten.

  • Amount of alpha-GPC per servingSupplement Facts panel
    Not shown

    Only the 635 mg blend total is printed.

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What did studies of alpha-GPC find?

Alpha-GPC may improve thinking in people who already have dementia, but its benefit over approved drugs is unclear. No study has tested whether it helps healthy people or prevents Alzheimer's (Alzheimer's Drug Discovery Foundation, Alpha-GPC).

1,200 mgDaily dose in the Alzheimer's trials
400 mgTaken three times a day
13Studies in a choline review with no clear benefit
3,500 mgUpper limit for choline, adults
Alpha-GPC and choline evidence, question by question
QuestionWhat the sources say
Does it help people with dementia?It may improve thinking; benefit over approved drugs is unclear
Does it help healthy people?Not studied
Does it prevent Alzheimer's?Not studied
Is long-term use safe?No large, long-term safety studies exist
Do choline supplements help healthy adults?No clear benefit across 13 studies

A note on the source: the main review of alpha-GPC comes from the Alzheimer's Drug Discovery Foundation, a non-profit, and was last updated in 2020. It is expert-reviewed but not a government source.

Keep the context: Alpha-GPC has only been studied as a possible treatment for people with diagnosed dementia. Neuro Recall is a dietary supplement, not a dementia treatment, and the trials do not support using it that way.

How much alpha-GPC is in Neuro Recall compared with the studied dose?

Neuro Recall does not print its alpha-GPC amount. Even so, the studied dose of 1,200 mg is nearly twice the weight of the entire 635 mg blend, so this capsule cannot match it.

The alpha-GPC dose gap at a glance
MeasureAmount
Daily dose in the dementia trials1,200 mg
The whole WMG-NVT Exclusive Blend635 mg, about half of 1,200 mg
An even split of the blendAbout 63.5 mg, about 5% of 1,200 mg
The most alpha-GPC could be, if listed by weightAbout 71 mg, a ninth of the blend
Alpha-GPC in Neuro RecallNot published

Why a ninth? FDA rules ask a blend to list its ingredients from most to least by weight (FDA, Dietary Supplement Labeling Guide, Ch. IV). Alpha-GPC is ninth of ten, so if the label follows that rule, eight ingredients weigh at least as much, and it cannot be more than 635 divided by 9. That is around one-seventeenth of the trial dose.

See how this compares across all 14 ingredients in the Neuro Recall ingredients guide. L-theanine, listed just two places higher, faces a similar squeeze on the L-theanine page.

What are the side effects of alpha-GPC?

Few studies report side effects of alpha-GPC, and no large, long-term safety studies exist. That means the safety record is thin, not that it is proven clean.

For choline in general, very high intakes are linked to a fishy body odor, vomiting, sweating, low blood pressure and liver toxicity (NIH ODS, Choline (health professional)). The upper limit for choline is 3,500 mg a day, more than five times the weight of the whole blend.

Alpha-GPC safety, as far as the sources go
QuestionAnswer
Common side effectsFew reported; no large safety studies
Very high choline intakesFishy body odor, vomiting, sweating, low blood pressure, liver toxicity
Drug interactionsNot covered by the sources we read
Pregnancy and nursingNo alpha-GPC data in our sources; the Neuro Recall label says do not use

Other ingredients in the capsule carry clearer warnings. They are gathered on the Neuro Recall side effects page.

Who should avoid alpha-GPC, or ask a doctor first?

Skip it, and Neuro Recall, if you are pregnant, nursing or under 18. People with a dementia diagnosis should talk to their doctor, because the only trials were in that group and a product like this was not tested. Nothing you tap is saved.

Is alpha-GPC a fit for you?

  1. Are you pregnant or nursing?

  2. Are you under 18?

  3. Have you been diagnosed with dementia or Alzheimer's disease?

  4. Do you take any prescription medicine?

  5. Are your memory problems new, getting worse, or worrying people close to you?

Answer every question to see your result. Nothing is saved or sent.

Check the basics: Low vitamin B12 is one treatable cause of memory loss that a blood test can find (NIA, Forgetfulness: Knowing When to Ask for Help). The B12 and folate page explains why a test comes before a supplement.

For a broader fit check across the whole formula, see who Neuro Recall is for.

What should you expect from the alpha-GPC in Neuro Recall?

Very little, on current evidence. The only trials were in people with dementia, at a dose this blend cannot hold, and choline supplements did not clearly help healthy adults.

  • Studied at 1,200 mg a day, in people with dementia only
  • Likely in this blend: no more than about 71 mg
  • Healthy people and prevention: not studied
  • Safety: few side effects reported, no long-term studies

Alpha-GPC: questions people ask

What is alpha-GPC?

Alpha-GPC is a compound that carries choline, also called choline alfoscerate. Labels may list it as GPC choline.

Does alpha-GPC help memory?

No study shows it helps healthy people. Trials in people who already had dementia suggest it may improve thinking, with unclear benefit over approved drugs.

How much alpha-GPC per day?

The trials used 1,200 mg a day, as 400 mg three times a day, in people with dementia. Neuro Recall does not print its amount.

What are alpha-GPC side effects?

Few studies report any, and no large long-term safety studies exist. Very high choline intakes can cause a fishy body odor, vomiting and sweating.

Is alpha-GPC the same as choline?

Not exactly. It is one compound that carries choline, and findings on other choline forms may not apply to it.

Is alpha-GPC good for brain health?

That has not been shown. No study has tested whether it protects healthy people or prevents Alzheimer's.

Does alpha-GPC help people with dementia?

It may improve thinking in people who already have dementia, but its benefit over approved drugs is unclear. Any use for dementia belongs with a doctor.

Can you take alpha-GPC with L-theanine?

Neuro Recall contains both, but no study in our sources tested them together. Ask a pharmacist if you take other medicines.

How much alpha-GPC is in Neuro Recall?

Not published. It is listed ninth in the 635 mg blend, which suggests no more than about 71 mg.

Page check

Written by

Neuro Recall Editorial Desk

Writes and fact-checks every page against the Supplement Facts panel, the back label and public health sources.

Medically reviewed by

Dr. Neelum Aggarwal, MD, Physician

Medical reviewer. Review date: October 12, 2026.