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Nature’s Way Alive! Calcium Bone Support 1200mg – Tablets
Product analysis · Vitabiotics Feroglobin 17 mg

Nature’s Way Alive! Calcium Bone Support 1200mg – Tablets

Other calcium salt · Tablet

Why this score?
Testing & evidence
9/20
Ingredient/formulation quality
23/25
Value
9/20
Dose transparency
14/15
Manufacturer transparency
4/10
Label/ingredient transparency
10/10
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.
Testing transparency: 9/20
$35.96Amazon
TabletFormat
1,200 mgDaily dose
120 tabletsPack size
$1.20Price/day
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We may earn a commission from qualifying purchases. This never affects our scores.

The score, explained

Our scoring methodology
Testing & evidence45/100
9 points contributed · weighting 20
Ingredient/formulation quality90.7/100
23 points contributed · weighting 25
Value47/100
9 points contributed · weighting 20
Dose transparency90.7/100
14 points contributed · weighting 15
Manufacturer transparency35/100
4 points contributed · weighting 10
Label/ingredient transparency97/100
10 points contributed · weighting 10

The score compares product data, not medical effectiveness or individual suitability. Prime and affiliate commission contribute no points.

Testing & evidence

Testing claimed

Evidence status
Testing claimed
Manufacturer statement
Nature’s Way’s quality page says: “A dedicated team of 75 quality experts tests every raw material we receive. Then they test the formulas throughout manufacturing, and finally, the product before it goes to you.” The product page also says “Tested & Trusted” and links to PureCheck, but I did not find an independently verifiable batch-specific COA or third-party certification for this specific product.
Laboratory
Not recorded
Certification body
Not recorded
Batch
Not recorded
Batch-specific report
Not established in this record
Report date
Not recorded
Evidence checked
2026-09-27 15:51:54

Dose & value

Calcium form
Other calcium saltCalcium + DTabletAquamin red algae (Lithothamnion)
Daily dose
1,200 mgAbove recommended rangeTypical: 300–1,000 mg/day
Serving size
4 tablets
Pack size
120 tablets
Servings per day
1
Price per day
$1.20
Price last checked
2026-09-26 17:04:09

Daily cost uses the recorded label serving; a larger dose earns no value advantage. The label serving is not a recommendation for your personal intake.

Calcium formulation details

Comparison form
Other calcium salt
Calcium compound as labelled
Aquamin red algae (Lithothamnion)
Vitamin D per serving (mcg)
Not disclosed
Magnesium per serving (mg)
Not disclosed
Standardisation / purity as labelled
Not disclosed
Named ingredient
Not disclosed
Elemental calcium per serving as labelled
1200 mg per serving
Serving as labelled
4 tablets
Daily amount (mg, single direction only)
1200
Other active ingredients
None declared
Pack size as labelled
120 tablets
Recommended serving / frequency
Take 4 tablets daily, best as 2 tablets twice daily with food
Allergen statement
Not disclosed
Vegan / vegetarian label status
Not disclosed

Ingredients & suitability

Excipients
Not disclosed — check the current label
Allergens
Not disclosed
Carrier / source
Not disclosed — check the current label
Other active ingredients
None declared

Manufacturer transparency

Brand
Vitabiotics Feroglobin 17 mg
Legal company
Nature's Way
Manufacturing model
Not recorded
Manufacturing location
Not recorded

View the full brand profile →

What the record makes clear

  • Active amount is disclosed.
  • Daily cost can be calculated from the recorded serving.

What to keep in mind

  • Verify the current label and the batch covered by any testing report.
  • A product score cannot determine whether you need a supplement.

Explore the alternatives

Compare alternative

Thorne Calcium 250mg – Capsules

Why this score?
Testing & evidence
20/20
Ingredient/formulation quality
23/25
Value
12/20
Dose transparency
15/15
Manufacturer transparency
9/10
Label/ingredient transparency
10/10
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.
Testing evidence
Evidence status
Recognised certification
Manufacturer statement
NSF registry page lists 'Thorne® Calcium' under NSF/ANSI Standard 173 Dietary Supplements, with finished product entries for 'Thorne® Calcium' at two facilities. Thorne’s own page also states: 'This product has been third-party tested and certified to verify what's in the package matches what's on the label and to confirm it contains no unsafe levels of contaminants...'
Laboratory
Not recorded
Certification body
NSF International
Batch
Not recorded
Batch-specific report
Not established in this record
Report date
Not recorded
Evidence checked
2026-09-27 16:02:28
$0.47per day
$28.00per pack
View AnalysisBuy Nowon Amazon
Compare alternative

Jarrow Formulas BoneUp 1000mg – Capsules

Why this score?
Testing & evidence
20/20
Ingredient/formulation quality
23/25
Value
10/20
Dose transparency
15/15
Manufacturer transparency
6/10
Label/ingredient transparency
10/10
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.
Testing evidence
Evidence status
Recognised certification
Manufacturer statement
Nutrasource registry page for Ultra BoneUp® states: "IGEN™ Certified" and "This product has PASSED because it does not contain detectable amounts of genetically engineered GMO proteins and genes included in the IGEN™ testing panel."
Laboratory
Not recorded
Certification body
Nutrasource
Batch
Not recorded
Batch-specific report
Not established in this record
Report date
Not recorded
Evidence checked
2026-09-27 15:54:41
$0.58per day
$23.24per pack
View AnalysisBuy Nowon Amazon
Compare alternative

21st Century Calcium 600mg – Tablets

Why this score?
Testing & evidence
9/20
Ingredient/formulation quality
23/25
Value
20/20
Dose transparency
11/15
Manufacturer transparency
9/10
Label/ingredient transparency
10/10
Displayed points and weights are rounded; the total uses unrounded weights. Pending dimensions are excluded. Provisional scores may change after review.
Testing evidence
Evidence status
Testing claimed
Manufacturer statement
Manufacturer site says: “For over 30 years, 21st Century Vitamins has provided trusted vitamins and supplements… From sourcing the finest ingredients to rigorous testing and production processes, we ensure that every product meets our stringent quality benchmarks.” It also lists “ISO/IEC 17025:2017 Certified Lab” and “USP standards for heavy metals,” but I did not find an independently verifiable product-specific COA or registry entry for this calcium product.
Laboratory
Not recorded
Certification body
Not recorded
Batch
Not recorded
Batch-specific report
Not established in this record
Report date
Not recorded
Evidence checked
2026-09-27 16:03:38
$0.03per day
$11.99per pack
View AnalysisBuy Nowon Amazon