Calcium 500 mg with Vitamin D3

Calcium 500 mg with Vitamin D3

Nature's Bounty4.8 (2,502 ratings)
Format:Tablet Quantity: 300 Tablet(s) · 300 servings
Goals
$14.83 $0.04 per serving

Product analysis

58 out of 100

Calcium 500 mg with Vitamin D3 supplies nutrients that support normal bone mineralization when intake or vitamin D status is low. It offers a focused way to combine calcium with the vitamin that helps the body absorb it.

AI assessment of the formula, label and price. How scoring works

Nutrient Quality17

The oyster-derived calcium is not characterized clearly enough to judge its form quality. Reliable quality information is also unavailable for the vitamin D preparation.

Ingredient Transparency70

All active amounts and the main calcium and vitamin D sources are listed. The sodium source and proportions within the vitamin D description are not disclosed.

Value For Money70

An older price comparison suggests favorable value for calcium, though its current relevance is uncertain. Reliable value comparisons are unavailable for vitamin D and sodium.

Customer Satisfaction88

Customer feedback is strongly positive. A substantial number of ratings provides a broad base of customer feedback.

Product Focus77

The clearest purpose is supplying calcium and vitamin D when intake or vitamin D status is inadequate. The 500 mg calcium and 10 mcg vitamin D serving offers partial support without establishing broader benefits from taking more.

Format
Tablet
Container
300 Tablet(s)
Per serving
$0.04
Customer rating
4.8 · 2,502 ratings
Report analysis

Goals

Bone Health
Impact
High effect
B Ingredient FitD- PathwaysA+ EvidenceA+ Formulation Logic
Calcium · 500 mgVitamin D · 10 mcg
Study evidence
Calcium Supportive 144 studies
Vitamin D Supportive 202 studies

Ingredients

IngredientAmount per servingScore
Vitamin D (Cholecalciferol, Vitamin D3)
10 mcg
Calcium (Oyster)
500 mg 66
Sodium
10 mg
Gluten Free Adults 18–50 Dairy Free Sugar Free
Report overview
F Active Ingredient Quality & BioavailabilityB+ Dose, Safety & Label TransparencyA+ Value
It offers a 500 mg serving at a low cost per serving. The calcium source is unknown. A flow agent is listed.
How this ingredient is rated

Active Ingredient Quality & Bioavailability30

The label states the calcium amount. The calcium source is unknown.
Calcium Form & Absorption Potential
The calcium source is unknown.
Elemental Calcium Transparency
The label states 500 mg of calcium per serving.

Dose, Safety & Label Transparency84

Each serving provides 500 mg of calcium. A flow agent is listed; the sugar amount is unknown.
Absorption-Optimized Serving Dose
Each serving provides 500 mg of calcium.
Formulation Purity & Additives
A flow agent is listed; the sugar amount is unknown.

Value100

The cost per serving is low.
Price Per Serving Efficiency
The cost per serving is low.
Report alternatives

Sources

Published studies used for the product analysis and the top-ranked studies for each ingredient and goal.

  1. What is the impact of daily oral supplementation of vitamin D3 (cholecalciferol) plus calcium on the incidence of hip fracture in older people? A systematic review and meta-analysis.
    Manoj P; Derwin R; George S · International journal of older people nursing · 2023
    Meta-analysis12,620 participants7 studies pooledBone Health forCalcium
  2. Calcium supplementation prevents seasonal bone loss and changes in biochemical markers of bone turnover in elderly New England women: a randomized placebo-controlled trial.
    Storm D; Eslin R; Porter ES; Musgrave K; Vereault D; Patton C; Kessenich C; Mohan S; Chen T; Holick MF; Rosen CJ · The Journal of clinical endocrinology and metabolism · 1998
    Randomized trial60 participantsBone Health forCalcium
  3. The effects of calcium supplementation (milk powder or tablets) and exercise on bone density in postmenopausal women.
    Prince R; Devine A; Dick I; Criddle A; Kerr D; Kent N; Price R; Randell A · Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 1995
    Randomized trial168 participantsBone Health forCalcium
  4. The efficacy of calcium supplementation alone in elderly Thai women over a 2-year period: a randomized controlled trial.
    Rajatanavin R; Chailurkit L; Saetung S; Thakkinstian A; Nimitphong H · Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA · 2014
    Randomized trial404 participantsBone Health forCalcium
  5. Calcium-enriched foods and bone mass growth in prepubertal girls: a randomized, double-blind, placebo-controlled trial.
    Bonjour JP; Carrie AL; Ferrari S; Clavien H; Slosman D; Theintz G; Rizzoli R · The Journal of clinical investigation · 1997
    Randomized trial149 participantsBone Health forCalcium
  6. Pregnancy vitamin D supplementation and offspring bone mineral density in childhood follow-up of a randomized controlled trial.
    Moon RJ; D' Angelo S; Curtis EM; Ward KA; Crozier SR; Schoenmakers I; Javaid MK; Bishop NJ; Godfrey KM; Cooper C; Harvey NC; MAVIDOS Trial Group · The American journal of clinical nutrition · 2024
    Randomized trial454 participantsBone Health forVitamin D
  7. Vitamin D analogs and bone: preclinical and clinical studies with eldecalcitol.
    Matsumoto T; Takano T; Saito H; Takahashi F · BoneKEy reports · 2014
    Narrative reviewBone Health forVitamin D
  8. Efficacy of vitamin D fortified foods on bone mineral density and serum bone biomarkers: A systematic review and meta-analysis of interventional studies.
    Tangestani H; Djafarian K; Emamat H; Arabzadegan N; Shab-Bidar S · Critical reviews in food science and nutrition · 2020
    Meta-analysis1,786 participants20 studies pooledBone Health forVitamin D
  9. Cholecalciferol Supplementation Attenuates Bone Loss in Incident Kidney Transplant Recipients: A Prespecified Secondary Endpoint Analysis of a Randomized Controlled Trial.
    Tsujita M; Doi Y; Obi Y; Hamano T; Tomosugi T; Futamura K; Okada M; Hiramitsu T; Goto N; Isaka Y; Takeda A; Narumi S; Watarai Y · Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 2022
    Randomized trial193 participantsBone Health forVitamin D
  10. Vitamin D supplementation and bone health in post-menopausal women: a 24-month randomized controlled intervention with enhanced bioavailability formulations.
    Rasool N; Munir Y · European journal of clinical nutrition · 2026
    Randomized trial612 participantsBone Health forVitamin D