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Jarrow

Jarrow Formulas BoneUp for Bone Density

  • Calcium
  • Capsule
  • Vitamin D3
  • 360
4.6/ 5 on Amazon5,619Amazon ratings3,000+bought last month4.6ProductDome score
  • More reviewed than 76%
High confidenceLast refreshed Aug 4, 2026Amazon data + ProductDome analysis · methodology
Best forYou want D3, K2 and calcium combined into one gluten free capsule routine.

A multi nutrient bone formula sized for about two months of daily use, best judged on whether the D3, K2 and calcium combination matches what you were already taking separately.

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ProductDome scorecard

How it ranks among the 107 calcium we track

4.6/ 5ProductDome scoreHigh confidence
Owner satisfaction · 56% of scorecategory median 4.6★4.6

4.6★ across 5,619 Amazon ratings, Bayesian-smoothed toward the category average.

Evidence strength · 17% of scorecategory median 1,800 ratings4.7

5,619 Amazon ratings, weighted on a log scale so huge counts don't drown everything.

Buyer demand · 11% of score4.7

3,000+ bought on Amazon last month.

Data quality · 11% of score3.8

Brand identity, imagery, description and spec coverage.

The ProductDome score is separate from the Amazon rating shown above: it combines the Bayesian-smoothed Amazon rating with evidence volume, tracked demand, and data quality across the 107 calcium we track - how the scorecard works · full calcium data report. Confidence: high - strong rating volume and complete data.Last refreshed Aug 4, 2026. Data-computed, not a hands-on test. Compiled by the ProductDome Research Team.

Overview

Jarrow Formulas BoneUp pairs vitamin D3 and K2 with calcium in a 360 capsule bottle sized for daily bone support dosing over roughly two months. It targets people managing long term skeletal nutrition rather than a short course.

Combining D3 and K2 in one capsule addresses a common supplement gap, since D3 aids calcium absorption while K2 helps direct that calcium toward bone rather than soft tissue. The formula is gluten free and comes as an unflavored capsule, easy to fold into an existing pill routine. At 360 capsules per bottle, the count matters more than any other spec here since it sets the actual cost per day.

  • 360 capsules per bottle
  • Vitamin D3 and K2 plus calcium
  • Gluten free
  • Unflavored capsule form

Who it's for

Fits adults on a maintenance dose bone health regimen who want D3, K2 and calcium bundled rather than bought separately. Not the pick for anyone needing a single nutrient, high dose calcium product or a liquid or gummy format.

Strengths and trade-offs

Drawn from this product's published specifications.

What stands out
  • Combines D3, K2 and calcium in one product
  • 360 capsule count covers about two months
  • Gluten free formula
What to check first
  • Capsule only, no liquid or gummy option
  • Serving size means multiple capsules per day

Performance notes

The bottle's role is straightforward daily supplementation, with capsule count and the up to 60 day supply setting the pace, so check the label serving size against how many capsules you're prepared to take.

Specifications

BrandJarrow
ModelBU360
FormCapsule
Supplement TypeVitamin D3
Count360
BenefitsEnergy Management
FlavorUnflavored
DietGluten Free

How it compares

This product against the closest alternatives we track in calcium.

ProductAmazon ratingRatingsProductDome score
Jarrow Formulas BoneUp for Bone DensityThis product4.6 / 55,6194.6 / 5
Nature Made Calcium Magnesium Zinc with Vitamin D3NATURE4.8 / 519,9004.7 / 5
Nature's Bounty Calcium Magnesium & Zinc CapletsNature's4.7 / 523,0004.6 / 5
Caltrate 600 Plus D3 Calcium and Vitamin D Supplement TabletsCaltrate4.7 / 516,4004.6 / 5
Citracal Slow Release- Calcium 1200 mg with Vitamin D3Citracal4.7 / 511,9094.6 / 5
Frequently asked

Questions about the Jarrow BU360

Common buyer questions answered straight from the product spec data - no fluff, no "it depends".

How many capsules are in a bottle of Jarrow Formulas BoneUp?

360 capsules, sized for up to a 60 day supply.

Is Jarrow BoneUp gluten free?

Yes, the formula is labeled gluten free.

What nutrients does BoneUp combine?

Vitamin D3, vitamin K2 and calcium in a single capsule.