Four Sigmatic discloses more overall — based on ingredient quality, transparency, value, and trust signals.
0.0
/10Limited Disclosure
Key information such as beta-glucan content is not publicly available.
This score reflects disclosure completeness — not a verdict on product quality.
Scored: June 2026
Higher overall score
0.0
/10Limited Disclosure
Key information such as beta-glucan content is not publicly available.
This score reflects disclosure completeness — not a verdict on product quality.
Scored: May 2026
Score breakdown by dimension
Healthy YetiDimensionFour Sigmatic
Ingredient Quality35%
5.8
5.8
Transparency30%
3.3
3.3
Value20%
2.0
2.0
Trust10%
3.0
3.0
Consumer Experience5%
4.0
▲7.0
Key facts
Healthy YetiFactFour Sigmatic
water_extractExtraction methodwater_extract
fruiting_bodyMushroom sourcefruiting_body
—Beta-glucan %—
Not disclosedBeta-glucan verifiedNot disclosed
Not disclosedCOA availableNot disclosed
Not disclosedOrganic certifiedYes
4.4 (49 reviews)Trustpilot score4.4 (200 reviews)
£0.67Price per serving£1.50