PlainVitamins

Provasil

by Pharmaxa Labs · tablet or pill · 60 tablets

  • On the market (NIH)
  • UPC 6 44637 40056 9
  • DSLD label 306938
  • Serving 1 to 2 tablets; amounts per 2 tablets
  • 30 servings

Provasil by Pharmaxa Labs lists 16 ingredients, 16 with an amount per serving of 2 tablets, such as 300 mg of vitamin C, 1,000 mcg DFE of folate, 300 mcg of vitamin B12 and 150 mcg of biotin. Its current label entered the NIH Dietary Supplement Label Database on March 22, 2024.

What is in Provasil?

Each row as the label prints it, per serving of 2 tablets. 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).

Provasil: Supplement Facts rows against the market (DSLD label 306938, January 2026 release)
IngredientAmount% DVAmong products listing it
Vitamin Cas Ascorbic Acid300 mg333%Vitamin C in Provasil against 18,583 products300 mg per serving; the middle half of products list 60 mg to 270 mg, the median 100 mg.DV 90 mgUL 2,000 mg300 mg

Higher than 75% of 18,583 products listing vitamin C (median 100 mg).

Folate1,000 mcg DFE250%
Folic Acid600 mcg
Vitamin B12as Cyanocobalamin300 mcg12,500%Vitamin B12 in Provasil against 14,425 products300 mcg per serving; the middle half of products list 6 mcg to 200 mcg, the median 36 mcg.DV 2.4 mcg300 mcg

Higher than 80% of 14,425 products listing vitamin B12 (median 36 mcg).

Biotin150 mcg500%Biotin in Provasil against 9,447 products150 mcg per serving; the middle half of products list 50 mcg to 300 mcg, the median 200 mcg.DV 30 mcg150 mcg

51% of 9,447 products listing biotin give more (median 200 mcg).

Cholineas Choline Bitartrate150 mg27%Choline in Provasil against 4,738 products150 mg per serving; the middle half of products list 18 mg to 100 mg, the median 40 mg.DV 550 mgUL 3,500 mg150 mg

Higher than 83% of 4,738 products listing choline (median 40 mg).

L-Tyrosine100 mgTyrosine in Provasil against 1,680 products100 mg per serving; the middle half of products list 150 mg to 989 mg, the median 500 mg.100 mg

78% of 1,680 products listing tyrosine give more (median 500 mg).

N-Acetyl-L-Carnitine Hydrochloride100 mgAcetyl L-Carnitine in Provasil against 933 products100 mg per serving; the middle half of products list 200 mg to 525 mg, the median 500 mg.100 mg

80% of 933 products listing acetyl L-carnitine give more (median 500 mg).

Bacopa Herb Extract100 mgBacopa in Provasil against 481 products100 mg per serving; the middle half of products list 100 mg to 300 mg, the median 200 mg.100 mg

64% of 481 products listing bacopa give more (median 200 mg).

Ginkgo Leaf Extract60 mgGinkgo in Provasil against 1,339 products60 mg per serving; the middle half of products list 30 mg to 120 mg, the median 60 mg.60 mg

45% of 1,339 products listing ginkgo give more (median 60 mg).

Phosphatidylserine50 mgPhosphatidylserine in Provasil against 641 products50 mg per serving; the middle half of products list 50 mg to 150 mg, the median 100 mg.50 mg

68% of 641 products listing phosphatidylserine give more (median 100 mg).

L-Glutamine45 mgGlutamine in Provasil against 1,850 products0.045 g per serving; the middle half of products list 0.356 g to 3 g, the median 1 g.0.045 g

95% of 1,850 products listing glutamine give more (median 1 g).

Phosphatidyl Choline30 mgPhosphatidylcholine in Provasil against 403 products30 mg per serving; the middle half of products list 35 mg to 420 mg, the median 120 mg.30 mg

75% of 403 products listing phosphatidylcholine give more (median 120 mg).

Asian Ginseng root extract30 mgOriental Ginseng in Provasil against 706 products30 mg per serving; the middle half of products list 30 mg to 200 mg, the median 90 mg.30 mg

75% of 706 products listing oriental ginseng give more (median 90 mg).

Resveratrolas Japanese Knotweed Root Extract25 mgResveratrol in Provasil against 1,123 products25 mg per serving; the middle half of products list 20 mg to 125 mg, the median 50 mg.25 mg

66% of 1,123 products listing resveratrol give more (median 50 mg).

Docosahexaenoic Acid5 mgDHA in Provasil against 3,627 products5 mg per serving; the middle half of products list 104 mg to 400 mg, the median 232 mg.5 mg

over 99% of 3,627 products listing DHA give more (median 232 mg).

Source: NIH ODS Dietary Supplement Label Database, label 306938 (entered March 22, 2024), 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:

  • 95% of the 1,850 products that print an amount of glutamine list more than its 0.045 g of L-glutamine (filed by NIH under glutamine) (median 1 g).
  • over 99% of the 3,627 products that print an amount of DHA list more than its 5 mg of docosahexaenoic acid (filed by NIH under DHA) (median 232 mg).

The NIH database records one serving 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.

Which products have the closest formulas?

1 product lists the very same ingredients; the nearest amounts come first.

Source: ingredient lists of every product's current label in DSLD (version 9.4.0); similarity weights each shared ingredient by how rare it is.

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
Suggested use: as a dietary supplement, take a serving of 1-2 tablets in the morning or early afternoon, preferably with a light meal.
Warnings
Do not exceed suggested dosage.
Caution: this product is intended for use by adults who are of normal health.
This product should not be used if you are pregnant or lactating.
Contains: "soy, fish (anchovy)"
Contains a bioengineered food ingredient

Source: label statements in DSLD label 306938.

What else is on the label?

Other ingredients: Dicalcium Phosphate, Stearic Acid, Microcrystalline Cellulose, Croscarmellose Sodium, Magnesium Stearate, Silicon Dioxide, Hydroxypropyl Methylcellulose, Polyethylene Glycol, Titanium Dioxide, Polyvinyl Alcohol, FD&C Blue #2 lake, FD&C Yellow #5 Lake.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): Derived from bioengineering.

How many labels does Provasil have?

One label is on file, entered on March 22, 2024.

  1. Label 306938 (current) Entered March 22, 2024 · on the market · 60 tablets · UPC 6 44637 40056 9

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

Who makes it?

The label names Pharmaxa Labs (distributor), Spring Valley, NY. All Pharmaxa Labs products.

Where next?