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Product Specifications

Item Specification Product Name Calcium Alpha-Ketoglutarate Abbreviation Ca-AKG CAS Number 71686-01-6 Molecular Formula C₅H₄O₅Ca · xH₂O Molecular Weight 184.12 (Anhydrous) Appearance White to Off-White Crystalline Powder Assay ≥99% Test Method HPLC Shelf Life 24 Months Storage Condition Store in a Cool, Dry, Airtight Place, Away from Direct Sunlight

Why Is Calcium Alpha-Ketoglutarate So Popular?

The surging demand for Calcium Alpha-Ketoglutarate is closely tied to growing public awareness of holistic wellness, as consumers increasingly prioritize ingredients that support multiple core physiological functions rather than delivering single-target benefits. As a critical calcium salt derivative of alpha-ketoglutaric acid, a key intermediate in the body's tricarboxylic acid (TCA) cycle, Ca-AKG plays an irreplaceable role across hundreds of biological processes:

• Bone mineralization and skeletal structure maintenance
• Cellular energy production in mitochondrial metabolism
• Amino acid synthesis and nitrogen balance regulation
• Reduction of harmful advanced glycation end products (AGEs) formation
• Support for gut mucosal barrier integrity and nutrient absorption
• Modulation of healthy cellular aging pathways

Scientific research has confirmed that the body's natural alpha-ketoglutarate levels gradually decline with age, alongside reduced dietary calcium absorption efficiency. This has led consumers and formulation developers to widely recognize Ca-AKG as a dual-function ingredient that replenishes both bioavailable calcium and critical TCA cycle intermediates, making it a cornerstone of modern bone health and longevity-focused wellness formulations.

Key Benefits of Calcium Alpha-Ketoglutarate

• Supports Skeletal Strength and Bone Density‌

Ca-AKG delivers highly bioavailable calcium that is efficiently absorbed and deposited into bone tissue, working synergistically with the alpha-ketoglutarate component to support osteoblast activity, maintain normal bone turnover rate, and help preserve healthy bone mineral density as the body ages.

• Promotes Healthy Aging‌

As a core intermediate of the cellular energy metabolic pathway, Ca-AKG helps regulate age-related metabolic changes, reduces the accumulation of AGEs that contribute to cellular senescence, and has become one of the most well-researched ingredients in modern healthy aging formulations.

• Supports Metabolic Balance‌

Alpha-ketoglutarate acts as a key cofactor in energy conversion processes, helping to optimize the body's nutrient utilization efficiency, support healthy glucose metabolism pathways, and maintain overall metabolic homeostasis.

• Helps Maintain Muscle and Physical Performance‌

Adequate Ca-AKG levels support efficient energy supply for muscle cells, assist in reducing post-exercise fatigue, and help active adults maintain stable physical performance during daily activities and training routines.

• Nourishes Gut and Nutrient Absorption‌

Ca-AKG supports the integrity of the intestinal mucosal barrier, creates a favorable environment for beneficial gut microbiota growth, and further improves the body's absorption efficiency of other nutrients from daily diet and supplements.

Applications

Calcium Alpha-Ketoglutarate is widely used across multiple product categories, including:

• Bone Health Supplements
• Healthy Aging Longevity Formulas
• Sports Nutrition Products
• Daily Metabolic Support Supplements
• Gut Health Formulations
• Premium Family Wellness Products

Common dosage forms include:
Capsules, Tablets, Powder Blends, Stick Packs, Functional Beverages, Gummies, Effervescent Tablets
Calcium Alpha-Ketoglutarate vs Other Bone & Vitality Ingredients
While the nutrition and wellness category continues to expand, Calcium Alpha-Ketoglutarate remains one of the most recognizable dual-function ingredients on the market today.

Ingredient Primary Function Calcium Alpha-Ketoglutarate Bone Strength & Metabolic Energy Dual Support Calcium Carbonate Basic Calcium Source for Bone Supplement Calcium Citrate Bioavailable Calcium Supplement Vitamin D3 Promotes Calcium Absorption Collagen Peptide Bone & Joint Structure Nourishment Magnesium Supports Bone Mineral Metabolism

Many leading brands combine Calcium Alpha-Ketoglutarate with complementary ingredients such as Vitamin D3, K2, collagen peptides and zinc to create comprehensive skeletal health and all-round vitality formulations.

Market Opportunity

The global bone health and healthy aging market continues to experience strong growth as consumers increasingly prioritize long-term wellness and proactive nutritional intervention strategies. Several key trends are fueling the rising demand for Calcium Alpha-Ketoglutarate:

• Growing consumer awareness of dual-function science-backed nutritional ingredients
• Expanding global aging population seeking targeted healthy aging support
• Rising public attention to exercise and bone care for all age groups
• Expansion of premium multi-benefit supplement categories
• Increased demand for highly bioavailable, low-side-effect calcium sources

As a result, Calcium Alpha-Ketoglutarate has become one of the most commercially attractive ingredients for brands developing next-generation wellness products.

Frequently Asked Questions

1.What is Calcium Alpha-Ketoglutarate?‌
Calcium Alpha-Ketoglutarate (Ca-AKG) is a highly bioavailable calcium salt of alpha-ketoglutaric acid, a naturally occurring compound that serves as a critical intermediate in the body's tricarboxylic acid (TCA) cycle. It delivers both supplemental calcium and alpha-ketoglutarate to support multiple core physiological functions.
2.Is Calcium Alpha-Ketoglutarate naturally present?‌
Trace amounts of alpha-ketoglutarate can be found in the body's natural metabolic pathways, and small related compounds are present in fresh, unprocessed foods such as lean meats, dairy products, and green leafy vegetables. The purified high-purity Ca-AKG used in nutritional supplements is manufactured under strict quality-controlled production conditions.
3.What is the difference between Calcium Alpha-Ketoglutarate and ordinary calcium supplements?‌
Unlike traditional calcium sources that only provide calcium, Ca-AKG simultaneously replenishes the alpha-ketoglutarate required for cellular energy metabolism, supporting both bone health and the body's core metabolic pathways at the same time.
4.What formulations can Calcium Alpha-Ketoglutarate be used in?‌
Ca-AKG is suitable for capsules, tablets, powder blends, stick packs, gummies, functional beverages, and effervescent tablet applications.
5.What purity level is typically available?‌
Premium grade Calcium Alpha-Ketoglutarate is commonly produced at purity levels of 99% or higher, consistent with global supplement ingredient quality standards.

Looking for a Reliable Calcium Alpha-Ketoglutarate Supplier?

As demand for bone health and dual-function wellness products continues to surge, ingredient quality, consistency, and supply reliability have become increasingly critical for supplement brands and manufacturers. Nutrient Trail supplies high-purity Calcium Alpha-Ketoglutarate designed for dietary supplement, functional food, and beverage applications. Comprehensive technical documentation, including specifications, COA, and full quality-related information, is available to support your product development and full commercialization process. Whether you are launching a new skeletal support product, expanding your healthy aging product portfolio, or exploring emerging opportunities in the multi-benefit wellness category, our professional team is ready to help you find the perfect ingredient solution for your next innovative product.