From the databaseWhat the row says.
Every entry follows the same shape: what is happening, the mechanism, and the recommendation.
Scope
Supplement × Supplement
Last verified
June 4, 2026
SynergyModerate evidence
What is happening. Calcium adequacy supports bone health goals often targeted during menopause.
Mechanism. Bone mineral substrate plus phytoestrogenic bone-turnover support.
Recommendation. Combine only if dietary calcium is insufficient and total intake is appropriate.
Stack Score
How it moves the number.
Effect on the composite score
If both Calcium and Red Clover Isoflavones are in the same stack, this pair applies +2 to your Stack Score (per scored synergy row).
The full algorithm, the clamping rules, and four worked stacks are at /methodology/stack-score.
SourcesSources, by evidence tier.
Every claim on this page is cited. PMIDs link straight to PubMed.
Reference material
1- 1Lethaby A et al. Phytoestrogens for vasomotor symptoms. Cochrane. 2013.Needs sourceNo link