Calcium
40 Reviews
Build bone health that won't flake. Calcium gives you exactly what you need. Highly absorbable calcium, in a clean formula that actually does the job. A pure, simple, and cut-to-the-bone supplement.
A highly absorbable form of calcium in the right daily dose — not too much and not too little.
A form of calcium that’s the same type of mineral as your natural bone, making it easy to absorb into the body.
Our Calcium is sourced from calcium free-range, hormone-free, and organic New Zealand cattle.
Calcium is rigorously tested for heavy metals, contaminants, and allergens.
The exact form of Calcium that your bones are naturally made of.
- Optimal Calcium Dose
- Bioavailable
- 30-Day Supply
- Pharmacist-Formulated
Calcium
100% bone support, zero B.S.
Signs You Need Calcium
-
Bone Integrity Issues
Calcium Hydroxyapatite mirrors your natural bone mineral and supports density and structural integrity over time.
-
Joint Discomfort
Calcium provides the bone-building minerals that support joint mobility, comfort, and long-term resilience.
-
Muscle Cramping
Calcium Hydroxyapatite helps fill the calcium stores that support normal muscle contraction and relaxation.
-
Brittle Nails
Calcium Hydroxyapatite offers the minerals that support keratin, helping strengthen brittle nails and reduce splitting.
All About Calcium
How to Use Calcium
Take two capsules per day with food, or as directed by your healthcare practitioner
Ingredients
Calcium Hydroxyapatite (calcium, phosphorus, and MCHC), HPMC (acid-resistant vegan capsule), vegetable stearic acid, medium-chain triglycerides, microcrystalline cellulose, vegetable magnesium stearate, and silica.
Sourcing
Our non-GMO Calcium capsules are sourced from New Zealand.
Sustainability
Sustainably and ethically-farmed calcium from grass-fed, pasture-raised cattle in the glorious foothills of New Zealand.
Our Calcium Advantage
Optimal 750 mg dose
Too much or too little
From grass-fed cows
From factory-farmed cows
Bioavailable form of calcium
Cheap, not bioavailable
20+ Year holistic pharmacist
Not health professional
Affordable for superior quality
Overpriced for the quality
Meet Dr. Neal
Smoller, PharmD
“My mission is simple: empower you to make smarter choices for your health”
-
Pharmacist & Supplement Strategist
-
20+ Years Experience
-
Thousands Of Empowered Customers
-
Formulated By This Pharmacist, Not Just Pharmacist
Straight, Simple Answers.
Our customers are some of the most savvy supplement buyers out there. Here are some of their most common, excellent questions we've fielded over the years.
Welcome. For everyone who’s supplement-curious or supplement-overwhelmed, we recommend starting with the First5 — five core nutrients that are commonly missing from even the best diets, and that almost everyone would benefit from. Closing one or all of these gaps has a profound impact on how you feel today and on long-term health. To find your foundation, take the Woodstock Quiz — it identifies which of the First5 you actually need.
Pharmacist-formulated means every product is designed with clinical judgment — not marketing trends. We focus on evidence-based ingredients, well-researched forms, and meaningful doses, while avoiding unnecessary extras. The goal is simple: products that actually support your health and fit into real life.
Yes. All of our products are third-party tested for heavy metals like lead, cadmium, and mercury, as well as contaminants like E. coli, Salmonella, yeast, and mold. Every product we recommend must meet the Supplement Quality Standard — our internal benchmark for quality, manufacturing compliance, sourcing, and value. If a product fails any part of it, we don’t sell it.
No. The First5 are foundational nutrients that many people are missing, but your needs may vary. Some people benefit from all five; others only need one or two. Our goal is to help you focus on what your body actually needs — not take more supplements than necessary.
Most foundational nutrients work gradually. Some people notice changes in energy, sleep, or digestion within a few weeks, but meaningful benefits typically develop over 4–12 weeks of consistent use. Supplements support your body over time — consistency matters more than quick results.
Foundational supplements work best when taken consistently over time, but if a product isn’t the right fit, our team is here to help you adjust your plan. Our goal isn’t to sell more products — it’s to help you build a routine that actually supports your health.
We offer several shipping options within the U.S., including free shipping on orders over $60. Orders placed before 4 PM EST, Monday through Friday, ship the same day. You can find more details at woodstockvitamins.com/shipping.
We will gladly accept any unopened item purchased from Woodstock Vitamins for any reason within thirty (30) days of purchase. Refunds are issued promptly upon receipt of unopened items to the original payment method. Shipping and handling charges are non-refundable. To start a return, contact us via email, phone, or chat. If you’re local to Woodstock, NY, you can bring your purchase to our store at 79 Tinker Street for an immediate refund. Full policy: https://www.woodstockvitamins.com/returns
Reviews
Based on 87 Reviews
-
Mary ✓ Verified Buyer
Ordering is simple, products are clean, delivery is quick!
-
Kathleen Greene ✓ Verified Buyer
I feel better!
-
Pamela Chase-Hess ✓ Verified Buyer
This Calcium supplement is very easy to swallow in the capsule form. It is too early for me to be able to tell if it is helping my bone structure. I will continue to take this supplement for the ease of taking it. I received it quickly after ordering. Thank you!
-
Lori Werner ✓ Verified Buyer
Very good response. Received quickly
-
Sally Mulvey ✓ Verified Buyer
This is an easy pill to swallow. some of these can be huge and not in a capsule. This one has allowed me to actually take the calcium.
Related Articles
