Natural Factors Calcium Citrate vs Bluebonnet Nutrition Calcium Citrate Magnesium D3
Side-by-side supplement facts comparison
Calcium Citrate, 350 mg, 90 Tablets
Adequate calcium as part of a healthful diet, along with physical activity, may reduce the risk of osteoporosis in later life. Isura™: Non-GMO: Documentation ✔ Mass Spec: Lab Tested ✔

Calcium Citrate Magnesium Vitamin D3, 180 Caplets
Bluebonnet's Calcium Citrate Magnesium Vitamin D3 Caplets are formulated with calcium in a chelate of calcium citrate and magnesium in a chelate of magnesium aspartate along with vitamin D3 (cholecalciferol) from lanolin for strong, healthy bones.

At a Glance
Processing analysis…
Ingredient Comparison
Total mg Per Serving
Calcium Citrate, 350 mg, 90 Tablets
Calcium Citrate Magnesium Vitamin D3, 180 Caplets
—
—
0 servings per container
45 servings per container

Calcium Citrate, 350 mg, 90 Tablets
Natural Factors · 1 Tablet
Calcium Citrate, 350 mg, 90 Tablets
Natural Factors · 1 Tablet
| Ingredient | Amount | DV |
|---|---|---|
Calcium (citrate) | 350 mg | 27% |
† Daily Value not established

Calcium Citrate Magnesium Vitamin D3, 180 Caplets
Bluebonnet Nutrition · 4 Caplets
Calcium Citrate Magnesium Vitamin D3, 180 Caplets
Bluebonnet Nutrition · 4 Caplets
| Ingredient | Amount | DV |
|---|---|---|
Vitamin D (as cholecalciferol) | 20 mcg | 100% |
Calcium (as calcium citrate) | 1000 mg | 77% |
Magnesium (as magnesium aspartate) | 400 mg | 95% |
† Daily Value not established
Other Ingredients Analysis
Analysis of inactive ingredients for dietary restrictions, allergens, and artificial additives.

Calcium Citrate, 350 mg, 90 Tablets
Natural Factors
Excellent
Other Ingredients
Croscarmellose sodium, coating (carbohydrate gum (cellulose), glycerin), magnesium stearate (vegetable grade).Warnings
Positives

Calcium Citrate Magnesium Vitamin D3, 180 Caplets
Bluebonnet Nutrition
Excellent
Other Ingredients
Vegetable cellulose, stearic acid, vegetable magnesium stearate, silicon dioxide, vegetable glaze.Warnings
Positives
How Clean Score is Calculated
Serving Information
| Detail | Calcium Citrate, 350 mg, 90 Tablets | Calcium Citrate Magnesium Vitamin D3, 180 Caplets |
|---|---|---|
| Serving Size | 1 Tablet | 4 Caplets |
| Servings Per Container | — | 45 |
| Package Quantity | 90 count | 180 count |
Certifications & Claims
Calcium Citrate, 350 mg, 90 Tablets
Calcium Citrate Magnesium Vitamin D3, 180 Caplets