PlainVitamins

Pterostilbene

by Sunergetic · capsule · 60 capsules

  • On the market (NIH)
  • UPC X001FK6OOV
  • DSLD label 276830
  • Serving 2 vegetable capsules
  • 30 servings

Pterostilbene by Sunergetic lists 3 ingredients, 3 with an amount per serving of 2 vegetable capsules, such as 200 mg of trans-resveratrol, 100 mg of silbinol and 100 mg of quercetin. Its current label entered the NIH Dietary Supplement Label Database on November 22, 2022.

What is in Pterostilbene?

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

Pterostilbene: Supplement Facts rows against the market (DSLD label 276830, January 2026 release)
IngredientAmount% DVAmong products listing it
Trans-Resveratrolas Japanese Knotweed extract200 mgResveratrol in Pterostilbene against 1,123 products200 mg per serving; the middle half of products list 20 mg to 125 mg, the median 50 mg.200 mg

Higher than 80% of 1,123 products listing resveratrol (median 50 mg).

Silbinolas Pterostilbene100 mgIndian Kinotree in Pterostilbene against 33 products100 mg per serving; the middle half of products list 50 mg to 167 mg, the median 100 mg.100 mg

45% of 33 products listing indian kinotree give more (median 100 mg).

Quercetinas Quercetin Dehydrate100 mgQuercetin in Pterostilbene against 1,548 products100 mg per serving; the middle half of products list 26.5 mg to 250 mg, the median 100 mg.100 mg

40% of 1,548 products listing quercetin give more (median 100 mg).

Source: NIH ODS Dietary Supplement Label Database, label 276830 (entered November 22, 2022), 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?

Every amount on this label with a position sits within the middle 80% of the products that list the same ingredient.

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?

The products whose ingredient lists overlap most with Pterostilbene's, rare ingredients counting for more.

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: 2 capsules daily preferably with meals or as directed by a healthcare professional.
Warnings
Caution: Do not exceed recommended dose.
Pregnant or nursing mothers, children under 18, and individuals with a known medical condition should consult a physician before using this or any dietary supplement.
This product is manufactured and packaged in a facility which may also process milk, soy, wheat, egg, peanuts, tree nuts, fish and crustacean shellfish.
Keep out of the reach of children.
Do not use if safety seal is damaged or missing.
Storage
Store in a cool, dry place.

Source: label statements in DSLD label 276830.

What else is on the label?

Other ingredients: Hypromellose, Rice Flour, Magnesium Stearate.

How many labels does Pterostilbene have?

One label is on file, entered on November 22, 2022.

  1. Label 276830 (current) Entered November 22, 2022 · on the market · 60 capsules · UPC X001FK6OOV

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

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