21st Century Calcium Citrate Maximum + D3 vs Solaray Calcium Citrate Vitamin D-3
Side-by-side supplement facts comparison
Calcium Citrate Maximum + D3, 120 Tablets
Calcium Citrate is an easily absorbable form of calcium, an important mineral for bone health. Vitamin D3 is added to assist with calcium absorption.

Calcium Citrate with Vitamin D-3, 180 Capsules
Since 1973, we've scoured the globe for the highest quality ingredients, connecting you with the most efficacious supplements that help you live brighter & embrace the moments that matter most. Discussion: Calcium is intended to support healthy bones and teeth. A special base of herbs has been included for additional nutritive support.

At a Glance
Processing analysis…
Ingredient Comparison
Total mg Per Serving
Calcium Citrate Maximum + D3, 120 Tablets
Calcium Citrate with Vitamin D-3, 180 Capsules
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60 servings per container
45 servings per container

Calcium Citrate Maximum + D3, 120 Tablets
21st Century · 2 Tablets
Calcium Citrate Maximum + D3, 120 Tablets
21st Century · 2 Tablets
| Ingredient | Amount | DV |
|---|---|---|
Vitamin D3 (as Cholecalciferol) | 12.5 mcg (500 IU) | 63% |
Calcium (as Calcium Citrate) | 630 mg | 48% |
† Daily Value not established

Calcium Citrate with Vitamin D-3, 180 Capsules
Solaray · 4 Capsules
Calcium Citrate with Vitamin D-3, 180 Capsules
Solaray · 4 Capsules
| Ingredient | Amount | DV |
|---|---|---|
Vitamin D (as Cholecalciferol) (D-3) | 10 mcg | 50% |
Calcium (from Calcium Citrate, Calcium Carbonate) | 1,000 mg | 77% |
† Daily Value not established
Other Ingredients Analysis
Analysis of inactive ingredients for dietary restrictions, allergens, and artificial additives.
Solaray Calcium Citrate with Vitamin D-3, 180 Capsuleshas a cleaner “other ingredients” profile

Calcium Citrate Maximum + D3, 120 Tablets
21st Century
Good
Other Ingredients
Cellulose, stearic acid. Contains <2% of: Croscarmellose sodium, magnesium silicate, magnesium stearate, polyethylene glycol, polyvinyl alcohol, titanium dioxide.Concerns
Warnings
Positives

Calcium Citrate with Vitamin D-3, 180 Capsules
Solaray
Excellent
Other Ingredients
Gelatin capsule, magnesium stearate, watercress leaf, dandelion root and parsley leaf.Warnings
Positives
How Clean Score is Calculated
Serving Information
| Detail | Calcium Citrate Maximum + D3, 120 Tablets | Calcium Citrate with Vitamin D-3, 180 Capsules |
|---|---|---|
| Serving Size | 2 Tablets | 4 Capsules |
| Servings Per Container | 60 | 45 |
| Package Quantity | 120 count | 180 count |
Certifications & Claims
Calcium Citrate Maximum + D3, 120 Tablets
Calcium Citrate with Vitamin D-3, 180 Capsules