BioStacks
Swanson

Yeast Defense Essentials

1 Capsule · 120 servings · $0.18/serving

37 / 100Poor

Best for

Score Breakdown

Formulation
42
Safety
87
Final score
37/100

Ingredients (4)

Grapefruit seed extract

100%

Dose

250 mg

Target

100–500 mg

Form

Caprylic Acid

4%

Dose

200 mg

Target

5000–15000 mg

Form

Bifidobacterium bifidum

2 mg

Unit not recognized — not scored

Lactobacillus acidophilus

1.4 mg

Unit not recognized — not scored

Other Ingredients (3)

Rice FlourFiller

Rice-based ingredients carry risk of inorganic arsenic contamination (FDA and Consumer Reports). Rice accumulates arsenic from soil at higher rates than other grains. Used as a cheap filler — adds nothing beneficial.

Calcium CarbonateBuffer

Common calcium salt used as a buffering agent, filler, or mineral fortification in supplements

HypromelloseCapsule

Plant-derived capsule material from cellulose

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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.