Ingredient profile
AGP Choline in Nerve Savior: What Alpha-GPC Is and What to Watch
Nerve Savior lists "AGP Choline," which we read as alpha-GPC, a choline compound sold for memory and focus. It is third of 11 in a 600 mg blend, so a serving holds at most 200 mg. We found no nerve trials. A Korean study of 12 million adults linked alpha-GPC use to a 46% higher 10-year stroke risk, an association that does not prove cause.
Written by the Nerve Savior editorial teamUpdated
At a glance
What is AGP choline in Nerve Savior?
"AGP Choline" is the label's name for the third ingredient. It most likely means alpha-GPC, short for L-alpha-glycerylphosphorylcholine, a compound that carries choline.
The NIH choline fact sheet names glycerophosphocholine as one of the choline compounds found in food (NIH ODS, Choline). As a supplement, alpha-GPC is sold for memory and focus. That fits the eBay title, which calls Nerve Savior a "nootropic."
| Label name | AGP Choline |
|---|---|
| What it is | L-alpha-glycerylphosphorylcholine |
| Type | Choline compound |
| Position on the label | 3 of 11 in the blend |
| Amount per serving | Not printed (at most 200 mg by label order) |
| What research shows | Choline Adequate Intake is 425-550 mg a day from all sources; no nerve trials |
| Strength of evidence | No nerve trials; stroke signal |
| Why it is in the formula (brand view) | Sold as a memory and focus (nootropic) ingredient |
| Main caution | A cohort of 12 million Koreans linked alpha-GPC use to a higher 10-year stroke risk. It is observational and cannot prove cause. |
On the label
Where does AGP choline sit on the Nerve Savior label?
Tap number 4 on the panel for the choline line, or any other number to decode the rest.
- Serving size
2 capsules per serving, 30 servings per container. One bottle of 60 capsules lasts 30 days.
- One 600 mg blend
Every active ingredient sits inside one 600 mg proprietary blend, so no single amount is printed.
- Listed heaviest first
Blend ingredients are listed by weight, heaviest first. Himalayan pink salt is the largest share.
- Choline
AGP choline (alpha-GPC) is third: at most 200 mg by its place in the list.
- Memory herb
Bacopa monnieri (20%) is a memory herb. No trial has tested it for nerve symptoms.
- Eye ingredients
Lutein (5%) and bilberry leaf are eye ingredients, not nerve ingredients.
- Vitamin B6
B6 is seventh, with no amount. Too much B6 over time can itself cause nerve damage.
- Vitamin B12
B12 is ninth, as a 1% mix: at most about 667 mcg. B12 helps nerves when you are low.
- Green tea extract
Last and smallest. Extract pills are a rare but known cause of liver injury.
- Inactive ingredients
Rice flour, magnesium stearate and silica (printed as "silica dioxide") fill and flow the capsules.
- Distributor
Syvor LLC, Salisbury, NC 28146. The manufacturer and its facility are not named.
AGP choline is third, after pink salt and cinnamon extract. Blend ingredients run heaviest first (FDA, Dietary Supplement Labeling Guide), so the third can weigh at most 600 ÷ 3, or 200 mg. It could be much less. The full label is typed out on the Supplement Facts page.
Daily needs
How does Nerve Savior's choline compare with daily needs?
It is small next to the daily target. Adults are advised to get 425 to 550 mg of choline a day from all sources, mostly food (NIH ODS, Choline).
| Measure | Amount per day | Note |
|---|---|---|
| Adequate Intake, women 19 and older | 425 mg | Choline from all sources |
| Adequate Intake, men 19 and older | 550 mg | Choline from all sources |
| Upper limit, adults | 3,500 mg | The tolerable upper intake level |
| Nerve Savior AGP choline, per serving | Not published | At most 200 mg of the compound by label order |
Keep in mind that alpha-GPC is not pure choline. Only part of each molecule is choline, so 200 mg of alpha-GPC supplies less than 200 mg of choline. Either way, it sits far below the 3,500 mg upper limit.
The stroke study
Is alpha-GPC linked to stroke?
One very large study found a link. Researchers followed 12,008,977 Korean adults aged 50 and older for 10 years. People who used alpha-GPC had a 46% higher stroke risk after adjusting for other factors (Lee et al., JAMA Network Open, 2021).
A second, matched comparison of 1,190,376 people found a similar 43% higher risk. The authors suggest a pathway through TMAO, a compound made from choline, but say that link is unproven (Lee et al., JAMA Network Open, 2021).
It is observational. It shows that alpha-GPC users had more strokes, not that alpha-GPC caused them. Users may have differed in other ways. It is still a signal worth discussing if you have stroke risk factors.
Sudden weakness or numbness on one side of the body is an emergency. Call 911 right away. It is not a supplement side effect to wait out.
Choline safety
What happens with too much choline?
Very high choline intakes have known side effects. The NIH lists fishy body odor, vomiting, sweating, low blood pressure and liver toxicity (NIH ODS, Choline).
Higher choline intake also raises TMAO, which has been linked to a higher risk of heart disease (NIH ODS, Choline). That is the same compound the Korean stroke researchers pointed to.
Those effects come from intakes far above what Nerve Savior's ceiling allows. The practical risk from one product is the unknown amount stacked on top of other choline or nootropic supplements.
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Does alpha-GPC help with nerve pain?
We found no trial of alpha-GPC for nerve pain, tingling or neuropathy. Its use in Nerve Savior lines up with the "nootropic" label on the eBay title, not with nerve research.
The FTC says results for one ingredient, or a different extract, may not support claims about a finished product (FTC, Health Products Compliance Guidance, 2022). Even a memory benefit for alpha-GPC alone would say little about two capsules of an 11-ingredient blend.
See how each of the bottle's claims holds up on the claims and evidence page.
Before you start
Who should ask a doctor before taking alpha-GPC?
The label already says anyone with a medical condition should consult a physician first. For alpha-GPC in particular, that matters most for these readers:
- Anyone who has had a stroke or a mini-stroke.
- People with heart disease or high blood pressure.
- Anyone taking blood pressure, cholesterol or blood thinner medicine.
- People already taking a choline or nootropic supplement.
Other cautions in the blend, from ginkgo to green tea extract, are on the side effects page.
Keep exploring
Which Nerve Savior ingredients come next?
Bacopa sits right after AGP choline and is the other memory ingredient high on the list. Read the bacopa profile next.
FAQ
AGP choline in Nerve Savior: common questions
What is AGP choline?
AGP choline is the name Nerve Savior's label uses for its third ingredient. It most likely means alpha-GPC (L-alpha-glycerylphosphorylcholine), a compound that supplies choline and is sold for memory and focus. The label gives no amount; by list order, a serving holds at most 200 mg.
Does alpha-GPC increase stroke risk?
A Korean study of more than 12 million adults aged 50 and older found alpha-GPC users had a 46% higher 10-year stroke risk. The study was observational, so it cannot prove alpha-GPC caused the strokes. If you have stroke risk factors, ask your doctor first.
Is alpha-GPC the same as choline?
Not quite. Alpha-GPC is a compound that contains choline, so only part of its weight counts as choline. The NIH lists glycerophosphocholine among the choline forms found in food. Adults need 425 to 550 mg of choline a day from all sources.
How much choline do adults need a day?
The Adequate Intake is 425 mg a day for women and 550 mg for men aged 19 and older, from all sources. Most comes from food. The adult upper limit is 3,500 mg a day, far above what a Nerve Savior serving could add.
Does alpha-GPC help neuropathy?
We found no trials of alpha-GPC for neuropathy, nerve pain or tingling. It is sold as a memory and focus ingredient. Nerve pain guidelines recommend prescription medicines and list no dietary supplements, so talk to your doctor about options with evidence.
Can choline supplements cause fishy body odor?
At very high intakes, yes. The NIH lists fishy body odor, vomiting, sweating, low blood pressure and liver toxicity as effects of very high choline intake. Nerve Savior's AGP choline tops out at 200 mg per serving, well below the 3,500 mg upper limit.
Should I take Nerve Savior if I have had a stroke?
Talk to your doctor first. Nerve Savior contains alpha-GPC, which a large observational study linked to higher stroke risk, and ginkgo, which may raise bleeding risk with blood thinners. The label itself says anyone with a medical condition should consult a physician.
Who wrote this
Written and reviewed by
Plain-language pages built from the label, the sales listing and linked public health sources.
Last updated . Read our editorial standards and how we check reviews. This website is run by Thenervesavior, a U.S. stocking partner, not by the manufacturer or the distributor named on the label. We earn money when you buy through our order links.
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More about Nerve Savior
Bacopa monnieri
Bacopa in Nerve Savior: a memory herb with small attention gains in trials and no nerve research.
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Side effects
Every known caution for Nerve Savior's 11 ingredients, the medicines to ask about, and the signs that mean stop.
Read more
Claims and evidence
The bottle's four claims, flipped over to show the research behind each one, plus an ingredient-by-ingredient evidence table.
Read moreU.S. stocking partner for Nerve Savior
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