PlainVitamins

Estro Logic

by Nature's Harmony · capsule · 60 capsules

  • On the market (NIH)
  • DSLD label 21915
  • Serving 1 capsule; amounts per 0 capsules

Estro Logic by Nature's Harmony lists 8 ingredients, 8 with an amount per serving of 0 capsules, such as 100 mg of black cohosh (cimicifuga racemosa) root extract, 50 mg of soybean (glycine max) isoflavones, 33.3 mg of wild yam (dioscorea villosa) root extract and 25 mg of sage (salvia officinalis) leaf 4:1 extract. Its current label entered the NIH Dietary Supplement Label Database on May 24, 2013.

What is in Estro Logic?

Each row as the label prints it, per serving of 0 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 Logic: Supplement Facts rows against the market (DSLD label 21915, January 2026 release)
IngredientAmount% DVAmong products listing it
Black cohosh (Cimicifuga racemosa) root extractas Triterpene GlycosidesBlack cohosh (Cimicifuga racemosa) root extract (Form: STD to 2.5% triterpene glycosides) PlantPart: root Genus: Cimicifuga Species: racemosa100 mgBlack Cohosh in Estro Logic against 431 products100 mg per serving; the middle half of products list 40 mg to 160 mg, the median 80 mg.100 mg

Higher than 55% of 431 products listing black cohosh (median 80 mg). Per day at the most servings: 200 mg.

Soybean (Glycine max) isoflavonesas IsoflavonesSoybean (Glycine max) isoflavones (Form: STD to 40% isoflavones) Genus: Glycine Species: max50 mgIsoflavones in Estro Logic against 290 products50 mg per serving; the middle half of products list 25 mg to 80 mg, the median 50 mg.50 mg

39% of 290 products listing isoflavones give more (median 50 mg). Per day at the most servings: 100 mg.

Wild Yam (Dioscorea villosa) root extractas total SaponinsWild Yam (Dioscorea villosa) root extract (Form: STD to 6% total saponins) PlantPart: root Genus: Dioscorea Species: villosa33.3 mgWild Yam in Estro Logic against 214 products33.3 mg per serving; the middle half of products list 15 mg to 215 mg, the median 50 mg.33.3 mg

61% of 214 products listing wild yam give more (median 50 mg). Per day at the most servings: 66.6 mg.

Sage (Salvia officinalis) leaf 4:1 extract25 mgSage in Estro Logic against 138 products25 mg per serving; the middle half of products list 75 mg to 400 mg, the median 200 mg.25 mg

88% of 138 products listing sage give more (median 200 mg). Per day at the most servings: 50 mg.

Chastetree (Vitex agnus-castus) berry 4:1 extract12.5 mgChastetree in Estro Logic against 386 products12.5 mg per serving; the middle half of products list 50 mg to 240 mg, the median 100 mg.12.5 mg

96% of 386 products listing chastetree give more (median 100 mg). Per day at the most servings: 25 mg.

Vervain (Verbena officinalis) whole plant 7:1 extract12.5 mg
Astragalus (Astragalus membranaceus) root 5:1 extract12.5 mgAstragalus in Estro Logic against 604 products12.5 mg per serving; the middle half of products list 50 mg to 405 mg, the median 132.5 mg.12.5 mg

95% of 604 products listing astragalus give more (median 132.5 mg). Per day at the most servings: 25 mg.

Motherwort (Leonurus cardiaca) leaf 4:1 extract12.5 mgMotherwort in Estro Logic against 60 products12.5 mg per serving; the middle half of products list 60 mg to 983 mg, the median 245 mg.12.5 mg

95% of 60 products listing motherwort give more (median 245 mg). Per day at the most servings: 25 mg.

Source: NIH ODS Dietary Supplement Label Database, label 21915 (entered May 24, 2013), version 9.4.0. See the label on DSLD. 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:

  • 88% of the 138 products that print an amount of sage list more than its 25 mg of sage (median 200 mg).
  • 96% of the 386 products that print an amount of chastetree list more than its 12.5 mg of chastetree (median 100 mg).
  • 95% of the 604 products that print an amount of astragalus list more than its 12.5 mg of astragalus (median 132.5 mg).
  • 95% of the 60 products that print an amount of motherwort list more than its 12.5 mg of motherwort (median 245 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.

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
Recommended Use: Provides safe and natural relief of menopausal symptoms by nourishing the hormonal system and promoting an overall sense of well-being. May help to reduce hot flashes, insomnia, fatigue, anxiety and other minor symptoms associated with menopause. Recommended Dose (Adults): Take 1 capsule with a meal twice daily.
Warnings
Risk Information: Do not use if pregnant or breastfeeding, or if contemplating a pregnancy in the near future. Consult a health care practitioner prior to use if you have hormone sensitive conditions such as endometriosis, uterine fibroids, take birth control pills or prescription medications.
If you have a history of liver problems, use under the supervision of a health care practitioner.
KEEP OUT OF REACH OF CHILDREN.
DO NOT USE IF SEAL UNDER CAP IS BROKEN.
Allergens and what it does not contain
This product does not contain corn, dairy, egg, gluten, shellfish, sulfites, or artificial colours, flavours or preservatives.
Storage
STORE IN A COOL, DRY PLACE.

Source: label statements in DSLD label 21915.

What else is on the label?

Other ingredients: Cellulose, Silicon Dioxide, Magnesium Stearate, Gelatin.

Seals and symbols as the label prints them (the maker's; a certifier's own list confirms a seal): SunOpta A healthy products company.

How many labels does Estro Logic have?

One label is on file, entered on May 24, 2013.

  1. Label 21915 (current) Entered May 24, 2013 · on the market · 60 capsules

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

Who makes it?

The label names SunOpta Inc. (manufacturer), Acton, ON. All Nature's Harmony products.

Where next?