Dr. Strum's Intensive Bone Formula
by Life Extension · Capsule
Supplement facts from the label of Dr. Strum's Intensive Bone Formula by Life Extension: Vitamin D3 200 mcg, Vitamin K2 200 mcg, Calcium 800 mg, Magnesium 400 mg….

Supplement Facts
| Ingredient | Per serving | % DV | Upper limit (adults) |
|---|---|---|---|
| Vitamin D3 (Cholecalciferol) | 200 mcg | 1,000% | 100 mcg · 200% at label max ⚠ |
| Vitamin K2 (trans-Menaquinone-7) | 200 mcg | 167% | — |
| Calcium (Calcium Carbonate, Calcium Citrate Malate) | 800 mg | 62% | 2,500 mg · 32% at label max |
| Magnesium (Magnesium Citrate) | 400 mg | 95% | 350 mg · 114% at label max ⚠ |
| Zinc (Zinc Citrate) | 10 mg | 91% | 40 mg · 25% at label max |
| Potassium (Potassium Citrate) | 1,173 mg | 25% | — |
| Winged Treebine extract (Ketosterones) | 600 mg | — | — |
| Silicon (Bamboo Leaf, Stem Extract, Silicon Dioxide) | 49 mg | — | — |
| Boron (Boron Aspartate, Boron Citrate, Boron Glycinate) | 6.0 mg | — | 20 mg · 30% at label max |
⚠ Above the upper limit: at the most servings a day printed on the label, at least one ingredient goes above the adult UL. Some ULs apply only to supplemental forms (shown on each ingredient page).
Upper limits: NIH ODS Fact Sheets for Health Professionals. Compared only where the unit converts and the limit applies to the form on the label.
On the label
For: Adult (18 - 50 Years) · Gluten Free
Claim types: All Other · Structure/Function
All Other Content: Scan for product info
Precautions re: All Other: Read the entire label and follow the directions carefully.
Suggested/Recommended/Usage/Directions: Directions: Take ten (10) capsules daily, or as recommended by a healthcare practitioner. Scientific studies suggest calcium supplementation in divided doses with food in the morning and evening may yield the best results.
Precautions re: All Other: Caution: Individuals consuming more than 50 mcg (2,000 IU)/day of vitamin D (from diet and supplements) should obtain a serum 250hydroxy vitamin D measurement. Do not exceed 10,000 IU per day unless recommended by your healthcare provider. This product is not recommended for individuals with high blood calcium or potassium levels.
Precautions re: Pregnant or Nursing or Prescription Medications: Because potassium may have numerous drug interactions (most commonly, diuretics and blood pressure medications), consult your healthcare provider before taking this product if you are taking prescription medications and/or have heart or kidney disease. Due to the vitamin K, consult with your healthcare provider before taking this product if you are taking Warfarin (Coumadin) or related medications
Precautions re: Children: Warnings: Keep out of reach of children.
This page repeats what the label says and the official upper limits for healthy adults. It is not medical advice: ask a doctor, pharmacist or registered dietitian about your own intake, especially if you are pregnant, take medicines or have a health condition.
Label data: NIH Office of Dietary Supplements, Dietary Supplement Label Database (dsld.od.nih.gov), public domain. Upper limits: NIH ODS Fact Sheets for Health Professionals (values from the Institute of Medicine, Food and Nutrition Board).