| Ingredient | Amount | % DV% Daily Value — how much of the recommended daily intake one serving provides, based on a 2,000 calorie diet. 100% = full daily need. Values over 100% are common for water-soluble vitamins (B, C) and generally safe. Values over 200% are highlighted. |
|---|---|---|
| Calories | 5 {Calories} | — |
| Calcium | 209 mg | 21% |
| Magnesium | 114 mg | 29% |
| Tribulus extract | 500 mg | — |
| L-Histidine | 300 mg | — |
| L-Tyrosine | 200 mg | — |
| 5-HTP | 198 mg | — |
| Damiana extract | 150 mg | — |
| Dong quai | 110 mg | — |
| Sarsaparilla extract | 100 mg | — |
| Chasteberry extract | 50 mg | — |
| Piperine | 38 mg | — |
| Red clover extract | 15 mg | — |
Other ingredients: Vegetable capsules, Maltodextrin, Tapioca Starch, Silicon Dioxide
This score evaluates label quality — dosage disclosure, transparency, cleanliness of inactive ingredients, and formula composition. It does not measure clinical efficacy, bioavailability, or third-party testing. Read full methodology
Same category, higher SupplementScore. Based on dosage transparency, label cleanliness, and formula quality.
The research summaries below are about the ingredients in general, drawn from published studies that often use different doses, forms, and populations than this product. A "strong" evidence rating for an ingredient does not mean this product will produce that effect — studied doses may be significantly higher or lower than what is contained here. Always verify doses against the Supplement Facts table above.
Primary structural component of bones. Adequate lifelong intake, combined with vitamin D, helps prevent osteoporosis — supported by extensive clinical evidence.
Essential for muscle contraction through calcium signaling.
May improve sleep quality, especially in older adults and those with low magnesium status.
60% of body magnesium is stored in bone. Essential for bone mineralization.
May reduce muscle cramps and support post-exercise recovery.
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All scores are algorithmically generated from publicly available label data (NIH Dietary Supplement Label Database) and reflect label quality — not clinical efficacy, safety, or product quality. This page is not affiliated with or endorsed by Xtendlife. If you represent this brand and believe any information is inaccurate, please contact us for a correction. Read full methodology
Alternatives are selected from the same category (Calcium) with a higher overall score. This is not a recommendation — always verify ingredients and dosages match your needs.