Calcium Citrate Pure Powder

Calcium Citrate Pure Powder

NOW4.8 (6,831 ratings)
Format:Powder Quantity: 8 Liquid(s) · 76 servings
Goals
$11.60 $0.15 per serving

Product analysis

90 out of 100

Calcium Citrate Pure Powder offers a focused, affordable way to fill a calcium intake gap and support normal bone mineralization.

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

Nutrient Quality80

Calcium citrate offers favorable absorption potential. The form alone does not establish better bone outcomes.

Ingredient Transparency100

The calcium amount and form are disclosed. That makes it straightforward to compare the serving with your calcium needs and other supplements.

Value For Money100

The whole-product cost offers very good value for calcium. Its single-ingredient focus makes the value comparison straightforward.

Customer Satisfaction92

Customer feedback is very positive across thousands of ratings. The large review base supports confidence in customer satisfaction without proving bone-health benefits.

Product Focus79

The formula is tightly focused on supplying calcium for bone nutrition. It is most relevant when dietary calcium falls short, rather than as a promise of fracture prevention.

Format
Powder
Container
8 Liquid(s)
Per serving
$0.15
Customer rating
4.8 · 6,831 ratings
Report analysis

Goals

Bone Health
Impact
High effect
B+ Ingredient FitD- PathwaysA+ EvidenceB+ Formulation Logic
Calcium · 600 mg
Study evidence
Calcium Supportive 144 studies

Ingredients

IngredientAmount per servingScore
Calcium (Calcium Citrate)
600 mg 94
Gluten Free Adults 18–50 Vegan Dairy Free Vegetarian
Report overview
A- Active Ingredient Quality & BioavailabilityA+ Dose, Safety & Label TransparencyA+ Value
A serving provides 600 mg of calcium at a low cost per serving. The calcium comes from Calcium Citrate. No configured artificial additives or flow agents are listed; sugar is unknown.
How this ingredient is rated

Active Ingredient Quality & Bioavailability86

The calcium comes from Calcium Citrate. The calcium amount is clearly stated.
Calcium Form & Absorption Potential
The calcium comes from Calcium Citrate.
Elemental Calcium Transparency
The label states the calcium amount as 600 mg per serving.

Dose, Safety & Label Transparency100

A serving provides 600 mg of calcium. No configured artificial additives or flow agents are listed; sugar is unknown.
Absorption-Optimized Serving Dose
A serving provides 600 mg of calcium.
Formulation Purity & Additives
No configured artificial additives or flow agents are listed; sugar 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