BioStacks
Life Extension

Estrogen for Women

1 Tablet · 30 servings · $0.75/serving

45 / 100Average

Best for

Score Breakdown

Formulation
52
Safety
87
Final score
45/100

Ingredients (9)

Novasoy Soy Isoflavone concentrate

100%

Dose

137 mg

Target

40–90 mg

Form

Chaste Tree extract

100%

Dose

20 mg

Target

20–40 mg

Form

Budget

HMRlignan Norway Spruce (Picea abies) Lignan extract

100%

Dose

56 mg

Target

36–72 mg

Form

Broccoli super concentrate extract

100%

Dose

300 mg

Target

200–600 mg

Form

Phosphorus

50%

Dose

50 mg

Target

100–500 mg

Form

Budget

Other Ingredients (9)

MaltodextrinBinder

Spikes blood sugar faster than table sugar (glycemic index 85–105). Research links it to gut bacteria changes that may promote intestinal inflammation (Nickerson et al. 2015). Used as a cheap filler — adds nothing beneficial.

Silicon DioxideAnti-caking

Fine silica powder used to prevent clumping

Vegetable StearateLubricant

A plant-derived salt of stearic acid (typically magnesium or calcium) used as a tablet lubricant

Croscarmellose SodiumDisintegrant

Cross-linked cellulose derivative used as a superdisintegrant

GlycerinHumectant

Sweet-tasting liquid used in soft capsules and liquids

HypromelloseCapsule

Plant-derived capsule material from cellulose

Microcrystalline CelluloseBinder

Plant-derived cellulose used as a binder and filler in supplements

Purified WaterSolvent

Water meeting USP specifications used as solvent/vehicle in gummies and liquids

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Sources & Scoring

Nutrient data (RDA, UL, and safety thresholds) sourced from: NIH Office of Dietary Supplements and National Academies Dietary Reference Intakes (DRI).

This is not medical advice. Consult a healthcare provider before making changes to your supplement routine.

The score analyzes what's on the label: ingredient doses vs. clinical ranges, chemical forms, evidence levels, and known interactions. It does not verify label accuracy or test for contaminants — for that, look for third-party certifications like USP or NSF.