PlainVitamins

Estro-Flash

by Priority One Nutritional Supplements · capsule · 60 vegetarian capsules

  • On the market (NIH)
  • UPC 8 15354 02051 8
  • DSLD label 277357
  • Serving 2 vegetarian capsules
  • 30 servings

Estro-Flash by Priority One Nutritional Supplements lists 5 ingredients, 5 with an amount per serving of 2 vegetarian capsules, such as 150 mg of black cohosh, 150 mg of angelica sinensis, 150 mg of licorice and 85 mg of lifenol. Its current label entered the NIH Dietary Supplement Label Database on November 22, 2022.

What is in Estro-Flash?

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

Estro-Flash: Supplement Facts rows against the market (DSLD label 277357, January 2026 release)
IngredientAmount% DVAmong products listing it
AvoVidaas Avocado Fruit Extract, Phytosterols, Soybean Extract, Unsaponifiables30% phytosterols200 mg
Black Cohosh150 mgBlack Cohosh in Estro-Flash against 431 products150 mg per serving; the middle half of products list 40 mg to 160 mg, the median 80 mg.150 mg

Higher than 65% of 431 products listing black cohosh (median 80 mg).

Angelica sinensis150 mgDong Quai in Estro-Flash against 307 products150 mg per serving; the middle half of products list 50 mg to 250 mg, the median 120 mg.150 mg

Higher than 52% of 307 products listing dong quai (median 120 mg).

Licorice150 mgLicorice in Estro-Flash against 888 products150 mg per serving; the middle half of products list 42 mg to 300 mg, the median 100 mg.150 mg

Higher than 59% of 888 products listing licorice (median 100 mg).

Lifenolas Hops Flower Extract85 mgHops in Estro-Flash against 342 products85 mg per serving; the middle half of products list 50 mg to 150 mg, the median 75 mg.85 mg

Higher than 53% of 342 products listing hops (median 75 mg).

Chaste Tree30 mgChastetree in Estro-Flash against 386 products30 mg per serving; the middle half of products list 50 mg to 240 mg, the median 100 mg.30 mg

83% of 386 products listing chastetree give more (median 100 mg).

Source: NIH ODS Dietary Supplement Label Database, label 277357 (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 Estro-Flash'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
Recommendations: Take two (2) capsules daily or as directed by your physician.
Warnings
Warning: This product contains licorice root and black cohosh which should not be ingested by pregnant women. If you are pregnant or breast feeding, consult your physician before using this product.
Keep out of reach of children.
Contains soy (AvoVida)
Allergens and what it does not contain
Contains no preservatives.
Storage
Keep container tightly closed, store in a cool, dry place.

Source: label statements in DSLD label 277357.

What else is on the label?

Other ingredients: Rice Flour, Hypromellose, Water, Purified.

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

How many labels does Estro-Flash have?

2 labels are on file under this name since September 25, 2020: other sizes, label designs and reformulations. The current one leads this page.

  1. Label 277357 (current) Entered November 22, 2022 · on the market · 60 vegetarian capsules · UPC 8 15354 02051 8
  2. Label 235732 Entered September 25, 2020 · off the market March 16, 2022 · 60 vegetarian capsules · UPC 8 15354 02051 8

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

Who makes it?

The label names Priority One Nutritional Supplements, Inc. (distributor). All Priority One Nutritional Supplements products.

Where next?