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Strontium Citrate Capsules for Bone Health Support | Ausreson



Product Overview:
Maintaining the integrity of bone structure has become an important health goal, especially for postmenopausal women and older adults. While calcium and vitamin D dominate in the field of bone health, strontium citrate capsules have emerged as a popular dietary supplement in Western markets.
However, cross-border consumers in the US and Europe often face conflicting information regarding the actual effects of strontium, its differences from prescription drugs, and how to safely incorporate it into their daily diet.
Product Attributes
Dosage Form: Capsules
Dose: 2 Capsules per day
OEM: Customized logo is welcome, Packing as your requirement. offering private label
Type of Product: Strontium Citrate capsules
Model Number: ASRN-Strontium Citrate capsules
Specification: 500mg,800mg/bottle or customized
Sample: Strontium Citrate capsules Avaliable
MOQ: 50 bottles
Keywords: Strontium Citrate capsules
Brand: Ausreson
Appearance: Capsules
Storage: Cool Dry Place
Shelf Life: 2 Years
Test Method: HPLC
Product Details
What is Strontium Citrate?
Strontium (Sr) is a naturally occurring trace element found in water, soil, and certain foods such as seafood, whole milk, and poultry. Chemically, strontium is similar to calcium (Ca), allowing it to bind tightly to the mineral matrix of human bones.
In the dietary supplement industry, strontium combines with citric acid molecules to form strontium citrate, a highly bioavailable organic salt designed for oral administration.
Important Regulatory Difference: Do not confuse over-the-counter strontium citrate with strontium ranelate. Strontium ranelate is a prescription synthetic drug used in some European regions to treat severe osteoporosis and carries strict cardiovascular warnings.
Strontium citrate, on the other hand, is an over-the-counter nutritional supplement regulated under the Dietary Supplement Health and Education Act (DSHEA) in the United States and by the European Food Safety Authority (EFSA) in Europe. Its purpose is to promote bone health, not to prevent, treat, or cure osteoporosis or any underlying disease.
Aging and Bone Remodeling
To understand why people choose to take strontium capsules, it's essential to understand the self-maintenance mechanisms of bone. Living bone constantly undergoes a process called remodeling, which maintains a balance between two main mechanisms:
- Bone resorption: The process by which osteoclasts break down old bone tissue.
- Ossification: The process by which osteoblasts form new bone tissue.
During adolescence, bone formation exceeds bone resorption. However, as adults age—especially after menopause when estrogen levels decline—this balance shifts. Osteoclasts break down bone faster than osteoblasts rebuild it, leading to a gradual decrease in bone mineral density (BMD) and changes in bone microstructure.

How Strontium Citrate Supports Bone Integrity
In vitro and animal models have shown that strontium ions support bone health through a unique dual-action mechanism that mimics the calcium absorption pathway:
- Supporting Cell Proliferation: It interacts with calcium-sensitive receptors, gently promoting osteoblast activity.
- Maintaining Mineral Balance: It helps regulate the natural life cycle of osteoclasts, thereby promoting bone tissue maintenance.
After taking strontium citrate capsules, the body absorbs strontium ions, and some of them are directly integrated into the hydroxyapatite lattice of bone, replacing a small number of calcium atoms. This structural integration helps maintain the physical density and mineral content of aging bone tissue.
Frequently Asked Questions
Will Strontium citrate affect dual-energy X-ray absorptiometry (DEXA) scan results?
Yes. This is the most important clinical information for consumers. Strontium has a higher atomic weight than calcium. Because of its larger atomic weight, strontium is more effective at blocking X-rays than calcium in DEXA bone mineral density scans. Therefore, with long-term strontium use, standard bone mineral density values may be artificially inflated. If you are taking strontium supplements, be sure to inform your radiologist and endocrinologist so they can apply the appropriate mathematical correction factor to your scan results.
What is the recommended daily intake?
Clinical literature studying the safety of dietary minerals typically focuses on a daily intake of 340 mg to 680 mg of elemental strontium to maintain bone structure. Always check the nutrition facts label to distinguish between the total weight of the strontium citrate compound and the actual elemental strontium content.
Are there any specific safety contraindications?
Although organic strontium salts are generally well tolerated at nutritional doses, people with severe kidney impairment (kidney disease) or a history of venous thromboembolism (thrombosis) should completely avoid strontium supplementation unless explicitly permitted by a physician.

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