PlainVitamins

Neurex

by SuperSmart · capsule · 60 vegetarian capsules

  • On the market (NIH)
  • UPC 5 453003 825487
  • DSLD label 332468
  • Serving 1 capsule
  • 30 servings

Neurex by SuperSmart lists 15 ingredients, 15 with an amount per serving of 1 capsule, such as 150 mg of N-acetyl-L-carnitine arginate, 125 mg of ginkgo biloba extract, 125 mg of gotu kola and 90 mg of curcuma longa. Its current label entered the NIH Dietary Supplement Label Database on May 21, 2025.

What is in Neurex?

Each row as the label prints it, per serving of 1 capsule. The capsule beside an amount places it among every product in the NIH database that lists the same ingredient: the bar is the middle half of their amounts, the line in it the median, the whiskers the 10th and 90th percentiles; the green tick is the FDA Daily Value and the red dashed tick the adult upper limit (IOM).

Neurex: Supplement Facts rows against the market (DSLD label 332468, January 2026 release)
IngredientAmount% DVAmong products listing it
N-Acetyl-L-Carnitine Arginate150 mgAcetyl L-Carnitine in Neurex against 933 products150 mg per serving; the middle half of products list 200 mg to 525 mg, the median 500 mg.150 mg

77% of 933 products listing acetyl L-carnitine give more (median 500 mg). Per day at the most servings: 300 mg.

Ginkgo biloba Extractas Flavones, Lactones24:6, 24% flavones, 6% lactones125 mgGinkgo in Neurex against 1,339 products125 mg per serving; the middle half of products list 30 mg to 120 mg, the median 60 mg.125 mg

Higher than 84% of 1,339 products listing ginkgo (median 60 mg). Per day at the most servings: 250 mg.

Gotu Kolaas Saponins20% saponins125 mgGotu Kola in Neurex against 393 products125 mg per serving; the middle half of products list 50 mg to 225 mg, the median 100 mg.125 mg

Higher than 59% of 393 products listing gotu kola (median 100 mg). Per day at the most servings: 250 mg.

Curcuma longaas Curcumin95% curcumin90 mgTurmeric in Neurex against 2,369 products90 mg per serving; the middle half of products list 50 mg to 500 mg, the median 150 mg.90 mg

66% of 2,369 products listing turmeric give more (median 150 mg). Per day at the most servings: 180 mg.

Bacopa monnieri Extractas Bacopasides20% baccosides60 mgBacopa in Neurex against 481 products60 mg per serving; the middle half of products list 100 mg to 300 mg, the median 200 mg.60 mg

90% of 481 products listing bacopa give more (median 200 mg). Per day at the most servings: 120 mg.

Glycerophosphocholine30 mgAlpha-GPC in Neurex against 656 products30 mg per serving; the middle half of products list 150 mg to 300 mg, the median 200 mg.30 mg

94% of 656 products listing alpha-GPC give more (median 200 mg). Per day at the most servings: 60 mg.

Huperzia serrataas Huperzine A0.2% huperzine A60 mgToothed Clubmoss in Neurex against 90 products60 mg per serving; the middle half of products list 1 mg to 10 mg, the median 5 mg.60 mg

Higher than 99% of 90 products listing toothed clubmoss (median 5 mg). Per day at the most servings: 120 mg.

Rosemary Leaf Extract4:150 mgRosemary in Neurex against 332 products50 mg per serving; the middle half of products list 25 mg to 100 mg, the median 50 mg.50 mg

46% of 332 products listing rosemary give more (median 50 mg). Per day at the most servings: 100 mg.

Idebenone40 mg
Rice Bran Extractas Ferulic Acid98% ferulic acid25 mgRice Bran in Neurex against 115 products25 mg per serving; the middle half of products list 90 mg to 500 mg, the median 200 mg.25 mg

94% of 115 products listing rice bran give more (median 200 mg). Per day at the most servings: 50 mg.

Myricetinas Myrica cerifera Bark Extract98% myricetin20 mg
Uridine Monophosphate10 mgUridine monophosphate in Neurex against 32 products10 mg per serving; the middle half of products list 68.75 mg to 250 mg, the median 200 mg.10 mg

94% of 32 products listing uridine monophosphate give more (median 200 mg). Per day at the most servings: 20 mg.

Bioperine5 mgBlack Pepper in Neurex against 2,363 products5 mg per serving; the middle half of products list 5 mg to 10 mg, the median 5 mg.5 mg

33% of 2,363 products listing black pepper give more (median 5 mg). Per day at the most servings: 10 mg.

Methylcobalamin400 mcg16,667%*Vitamin B12 in Neurex against 14,425 products400 mcg per serving; the middle half of products list 6 mcg to 200 mcg, the median 36 mcg.DV 2.4 mcg400 mcg

Higher than 81% of 14,425 products listing vitamin B12 (median 36 mcg). Per day at the most servings: 800 mcg.

Extrafolate-Sas L-5-Methyltetrahydrofolate400 mcgFolate in Neurex against 7,022 products400 mcg per serving; the middle half of products list 200 mcg to 400 mcg, the median 400 mcg.400 mcg

24% of 7,022 products listing folate give more (median 400 mcg). Per day at the most servings: 800 mcg.

* % Daily Value computed from the printed amount and the FDA Daily Value (21 CFR 101.9); the label prints none for that row.

Source: NIH ODS Dietary Supplement Label Database, label 332468 (entered May 21, 2025), version 9.4.0. See the label on DSLD or its label image (PDF). Amounts are what the maker printed; DSLD does not test products. Daily Values: the FDA's Daily Value page.

Is that a lot?

The rows in the top or bottom tenth of the products that list the same ingredient, and any above the adult upper limit at the most servings a day the directions give:

  • 90% of the 481 products that print an amount of bacopa list more than its 60 mg of bacopa (median 200 mg).
  • 94% of the 656 products that print an amount of alpha-GPC list more than its 30 mg of glycerophosphocholine (filed by NIH under alpha-GPC) (median 200 mg).
  • Its 60 mg of huperzia serrata (filed by NIH under toothed clubmoss) is higher than 99% of the 90 toothed clubmoss products that print an amount.
  • 94% of the 115 products that print an amount of rice bran list more than its 25 mg of rice bran (median 200 mg).
  • 94% of the 32 products that print an amount of uridine monophosphate list more than its 10 mg of uridine monophosphate (median 200 mg).

The NIH database records 2 servings a day from the label's directions; its % Daily Values are for adults and children 4 or more years of age. The directions as printed are further down this page.

The Tolerable Upper Intake Level is the most of a nutrient per day, from food, water and supplements together, that is likely to pose no risk for almost all adults (Institute of Medicine, 2011). It does not apply under medical supervision. This page compares labels; it is not medical advice.

Sources: amounts from the DSLD label; Daily Values from 21 CFR 101.9(c)(8)(iv); adult upper limits from the Institute of Medicine's DRI summary tables (2011). How positions are computed.

What does the label say about taking it?

Quoted from the label as DSLD transcribed it: the maker's words, including any claim about what the product does, which the FDA has not evaluated and PlainVitamins does not endorse.

Directions
Recommended use: Adults. Take one capsule two times daily.
Warnings
Precautions: Do not exceed the recommended daily dose. This product is a nutritional supplement and should not replace a varied, balanced diet.
Keep out of childrens' reach.
As with any nutritional supplement, you should consult a health professional before taking this product if you are pregnant, breastfeeding or have a health problem.
Storage
Store away from direct light, heat and humidity.

Source: label statements in DSLD label 332468.

What else is on the label?

Other ingredients: Acacia Gum, White Rice Flour.

How many labels does Neurex have?

One label is on file, entered on May 21, 2025.

  1. Label 332468 (current) Entered May 21, 2025 · on the market · 60 vegetarian capsules · UPC 5 453003 825487

Source: DSLD label entry and market events, version 9.4.0 (labels entered through September 25, 2025).

Who makes it?

The label names SN Worldwide Unipessoal, Lda (distributor), Funchal, Portugal. All SuperSmart products.

Where next?