RICHEN is a vitamins manufacturer, vitamins supplier providing vitamin K2, B complex, vitamin D3 and vitamin C ingredients for nutritional product development. We support the production of vitamin formulations for dietary supplements, functional foods, beverages and specialized nutrition products. Our vitamins forms are developed to address stability, sensory, processing and commercial-scale production requirements.

Vitamins R&D Excellence

Our vitamin R&D focuses on application-driven innovation—studying stability, bioavailability, and performance across different product formats. By optimizing encapsulation, granulation, and taste-masking technologies, we develop different forms of vitamins with enhanced absorption, improved processing stability, and greater formulation flexibility. This ensures reliable, high-performing vitamin solutions that meet the evolving needs of modern nutrition and functional product development.

Nutritional Vitamins FAQs

How do you ensure the stability of vitamins in different formulations?

Richen Nutritionals offer stabilized vitamin forms, including microencapsulation and coated ingredients, to protect against heat, moisture, light, and oxidation. This ensures consistent potency throughout shelf life across tablets, capsules, powders, and liquid applications.

Are your vitamins ingredients suitable for tablets, capsules, and functional beverages?

Our vitamins raw material ingredients are designed for versatile applications, including tablets, capsules, gummies, powders, and beverages. We provide different particle sizes and forms to optimize flowability, compressibility, and solubility.

How do you improve the bioavailability of vitamin ingredients?

Richen Nutritionals utilize advanced technologies such as lipid-based delivery systems, encapsulation, and water-dispersible formulations to enhance absorption and bioavailability, especially for fat-soluble vitamins like Vitamin D, E, and K.

How do you ensure the quality and consistency of your vitamin ingredients?

Richen Nutritionals implement strict quality control systems, including GMP-compliant manufacturing, batch traceability, and third-party testing to ensure consistent quality and safety.

Do you offer customized vitamin formulations?

Richen Nutritionals provide customized solutions based on your formulation needs, including tailored blends and functional combinations to support your product development.

Do your vitamin ingredients comply with international regulations and standards?

Richen Nutritionals maintain strict quality and food safety management systems throughout the manufacturing process. Our production facilities are certified to international standards, including ISO and FSSC 22000, while selected products are supported by HALAL and STAR-K Kosher certifications. Our Vitamin K2 and Phosphatidylserine (PS) ingredients are developed to comply with applicable FDA and European regulatory requirements, supporting customers in meeting diverse global market needs.

As one of vitamin raw material suppliers, we can provide kinds of women's vitamins for bone health for sale, anything you need, please contact us.

If you are looking for a reliable supplement powder manufacturer, please choose us, and we will be your best partner.

Richen supplies well-characterized zinc solutions that support immune-related nutritional needs and deliver strong compatibility in fortified formulations.

About Zinc Ingredients

Zinc is a vital trace element and mineral involved in hundreds of enzymatic, structural, and regulatory functions within the human body. It plays a key role in DNA synthesis, protein production, cell growth and division, and metabolic processes. As an essential micronutrient — one your body cannot manufacture or store long term — zinc must be supplied regularly through diet or supplementation. Adequate zinc supports immune resilience, normal growth and development, wound healing, hormone balance, and sensory functions like taste and smell. High-quality zinc salts deliver stable mineral forms for use as zinc supplement ingredients in supplements, fortified foods, or functional products.

Zinc Functions and Nutritional Benefits

Immune Health

Zinc supports normal immune cell development and signaling, helping maintain barrier defense.

Growth & Development

Zinc is essential for DNA and protein synthesis and cell division, supporting tissue development and maturation.

Skin & Wound Repair

Zinc contributes to collagen synthesis, antioxidant protection,supporting skin integrity and helping promote healthy wound healing.

Metabolic & Enzymatic Function

Zinc supports normal metabolic enzyme activity and helps maintain overall physiological function, complementing hydration and electrolyte routines.

Healthy Vision

Liposomal Zinc maintains normal retinal function, helping protect visual performance under low-light and daily eye-use conditions.

Target Applications for Zinc Ingredients

Consumer Segments

Children and teens in growth stages

Children and adolescents in rapid growth stages need zinc for normal cell division and tissue development, supporting healthy growth, appetite, and immune resilience.

Zinc (Zn) Ingredients FAQs

What types of zinc ingredients do you offer?

RICHEN offers a range of zinc ingredients, including zinc bisglycinate, zinc gluconate, zinc citrate, zinc oxide, and other selected zinc salts. These zinc supplement ingredients are suitable for dietary supplements, functional foods, beverages, and other nutritional applications.

Which zinc supplement ingredients offer better bioavailability?

The bioavailability of zinc depends on its chemical form, dosage, formulation, and intended application. Organic and chelated forms such as zinc bisglycinate are commonly selected for nutritional formulations because they are designed to support efficient absorption and good gastrointestinal tolerance. The appropriate form should be selected according to the required dosage, delivery system, and nutritional function of zinc in the finished product.

What is the difference between zinc bisglycinate and inorganic zinc salts?

Zinc bisglycinate is an amino acid-chelated form of zinc, while zinc oxide and other inorganic zinc salts have different chemical structures and formulation characteristics. Chelated forms are commonly selected for their bioavailability and gastrointestinal tolerance, while inorganic forms may offer advantages in cost, zinc content, stability, or processing performance. The optimal choice depends on the target dosage form and formulation requirements.

Are your zinc ingredients suitable for different dosage forms?

Yes. RICHEN’s zinc ingredients can be used in tablets, hard capsules, softgels, gummies, powders, and functional beverages. Because zinc is an essential trace element, manufacturers should select the appropriate ingredient form according to solubility, dispersibility, flowability, sensory requirements, dosage targets, and processing conditions.

How do you address the taste and gastrointestinal tolerance of zinc ingredients?

Different zinc forms can vary in taste, solubility, and gastrointestinal tolerance. RICHEN supplies chelated, organic, and selected inorganic zinc forms to help formulators balance nutritional performance, sensory characteristics, and digestive tolerance. For taste-sensitive applications, suitable ingredient forms and formulation technologies can be selected to minimize undesirable flavors and improve consumer acceptance.

Can you provide customized zinc ingredients for specific formulations?

Yes. RICHEN provides customized zinc ingredient development based on specific nutritional, formulation, and application requirements. Customization can cover zinc form, specifications, particle properties, dosage-form compatibility, solubility, and other application characteristics. Our technical team works with customers to develop zinc solutions suited to their product positioning and manufacturing requirements.

We can provide kinds of Zinc sulfate powder for sale. If you want to buy Zinc bisglycinate chelate, please contact us.

If you want to know more kinds of Zinc acetate, please visit our website.

There are many dietary supplements manufacturers, but we are one of the best choices for you.

Pure-Chel™ is RICHEN's range of chelated trace minerals, engineered for consistent performance, improved stability and reduced gastrointestinal irritation compared with conventional mineral sources.

Types of Pure-Chel™ Chelated Minerals

The Pure-Chel™ portfolio includes amino acid mineral bisglycinates and calcium fructoborate for different formulation requirements.

Pure-Chel™ mineral chelates

Throughout the chelation process of minerals, each mineral complex is assessed for purity, solubility, stability, and interaction with common ingredients. Rigorous analytical testing and manufacturing controls support consistent lot-to-lot performance. The development process emphasizes practical application outcomes such as ease of formulation, shelf life and digestive tolerance. This scientific approach delivers calcium chelated mineral solutions that meet modern nutrition requirements while supporting predictable, high-quality product development.

EasyTaste

Magnesium Bisglycinate

Good Magnesium, Without the Fishy Note

Palatable magnesium bisglycinate that keeps performance while dramatically reducing the characteristic fishy taste.

Application Form

Powder, Gummies, Beverages, Sport drinks

EasyTaste

Iron Glycinate

Iron, Minus the Metallic Bite

Palatable iron glycinate that minimizes metallic notes and reactivity, expanding formulation possibilities.

Application Form

Powder, Formulated Milk Powder, Gummies, Protein Beverages, Rice and flour fortification

Pure-Chel™ Chelated Minerals FAQs

What are chelated minerals, and how are they different from conventional mineral salts?

Chelated minerals are mineral ions bound to amino acids or other organic ligands to form stable complexes. During the chelation process of minerals, selected ligands interact with mineral ions to improve their stability and formulation compatibility. Amino acid minerals, including mineral bisglycinates, are commonly used in modern nutritional products because they are designed to support efficient absorption and good gastrointestinal tolerance. RICHEN’s Pure-Chel™ Chelated Minerals portfolio provides a range of mineral forms for different nutritional applications.

What types of chelated minerals are available in the Pure-Chel™ portfolio?

The Pure-Chel™ portfolio covers multiple chelated and advanced mineral forms. These include chelated magnesium bisglycinates, as well as chelated trace minerals such as zinc and iron bisglycinates. The portfolio also includes specialized mineral compounds such as Calcium Fructoborate. These options give manufacturers greater flexibility when developing dietary supplements, functional foods, and mineral-fortified products.

Why are chelated minerals widely used in nutritional formulations?

Chelated mineral forms are commonly selected for their combination of bioavailability, stability, formulation flexibility, and gastrointestinal tolerance. Depending on the specific mineral form and application, they may offer formulation advantages over conventional inorganic mineral salts, particularly in premium nutritional products and consumer-friendly dosage forms.

Which dosage forms are suitable for Pure-Chel™ chelated minerals?

Pure-Chel™ ingredients can be formulated into tablets, capsules, gummies, powders, stick packs, sachets, functional beverages, and specialized nutritional products. The appropriate mineral form and particle characteristics can be selected according to elemental mineral targets, solubility, flowability, sensory requirements, and processing conditions.

What should buyers look for in a chelated minerals supplier?

When comparing chelated minerals manufacturers, buyers should evaluate product specifications, elemental mineral content, quality control, technical documentation, formulation support, customization capabilities, and supply reliability. As a chelated minerals supplier, RICHEN provides standard mineral chelates and customized development services covering mineral complexes, particle engineering, dosage-form optimization, and premix solutions.

How can I choose the right chelated mineral for my product?

The optimal mineral form depends on your nutritional target, elemental mineral requirement, dosage form, processing conditions, target market, and desired product positioning. RICHEN’s technical team can recommend suitable Pure-Chel™ solutions based on your formulation objectives, helping streamline ingredient selection and product development.

As one of chelated minerals manufacturers, we will do our best to meet all the needs of customers.

If you are looking for a reliable nutraceutical ingredients supplier, please choose us, and we will be your best partner.

Naturally Fermented Vitamin K2 with Ultra High Purity.

RiviK2® is a naturally fermented, all-trans K2 MK7 vitamin developed for dietary supplements, functional foods, beverages and specialized nutrition formulations. As a professional vitamin K2 supplier, RICHEN provides oil, standard powder, microencapsulated powder and min. 98% crystalline grades, with flexible assay and carrier options for different product formats.

About Our RiviK2 Vitamin K2 (MK-7)

Benefits of VitK2 MK7

Preserving bone mass and strength by utilizing calcium properly

Improving cardiovascular health by inhibiting calcium deposits in the blood vessels

Reducing nerve aches, numbness and tinglings

Reducing inflammation and oxidative stress

Increasing ATP production

Our Advantages

All-trans MK-7 with less than 1% MK-6 Impurity

Supercritical CO2 Extraction and No Solvents

Patented Production Process

Diluted by vitamin K2-7 Crystals Compliant with USP Monographs

Customized Assays and Carriers upon Request

In many formulations, standard vitamin MK7 K2 can degrade after tableting when combined with certain alkaline minerals, especially magnesium oxide and calcium citrate. For these applications, the RiviK2® microencapsulated K2 MK-7 powder is the preferred option, offering greater stability in finished products.

Key Notes for RiviK2 Vitamin K2 (MK-7)

How Does It Work

Among RICHEN's vitamins ingredients, Vitamin K2 MK-7 functions by activating specific vitamin K-dependent proteins, primarily osteocalcin and matrix Gla protein (MGP).

Osteocalcin: This non-collagenous protein is secreted by osteoblasts and plays an essential role in the formation of mineral in bone.

Matrix Gla Protein (MGP): This calcification inhibitory protein is found in numerous body tissues, but its role is most pronounced in cartilage and in arterial vessel walls.

Vitamin K2 has several subtypes, which differ in isoprenoid chain length. Among the several vitamin K homologs, only vitamin K2 MK-7 can promote y-carboxylation of extrahepatic vitamin K-dependent proteins (VKDPs), such as Osteocalcin (OC), and the Matrix Gla Protein (MGP) at a nutritional dose around the Recommended Dietary Intake (RDl). RiviK2® K2 and MK7 has higher efficacy due to its higher bioavailability and longer half-life than other vitamin K homologs. Like most biological molecules, K2 MK7 can exhibit interesting structural characteristics. Specifically, vitamin K2 ingredients can exist as geometric isomers that exist in cis, trans, and cis-trans forms. However, only the all-trans form is biologically significant.

RiviK2® Vitamin K2 MK-7 Stability Data

It shows the stability of RiviK2® in complex formulations.

Vitamin D3+K2+Ca+Mg Tablets

Formula: 5mcg D₃ (as Cholecalciferol), 50mcg K₂ (as MK-7), 200mg Ca (as CaCO₃)

If you are looking for a reliable natural health raw material supplier, please choose us, and we will be your best partner.

RICHEN provides minerals ingredients including calcium, magnesium, iron, zinc and selected trace minerals for supplements, fortified foods, beverages and specialized nutrition. As a professional minerals manufacturer and minerals supplier, we support different formulation requirements with mineral forms developed for stability, bioavailability and processing performance.

Advanced Mineral Technologies & Formulation Solutions

RICHEN Nutritionals offer advanced mineral technologies and formulation solutions designed to meet diverse nutritional and manufacturing requirements. From high-bioavailability mineral forms to processing and dosage-form solutions, our technologies support improved absorption, formulation flexibility, product stability, and manufacturing performance.

Nutritional Minerals FAQs

How do you improve the bioavailability of essential dietary minerals?

Richen Nutritionals offer a diverse range of highly bioavailable mineral forms and technologies, including glycinate, aspartate, taurinate, other amino acid chelates, mineral complexes, and microencapsulation. These solutions are designed to support efficient mineral absorption and improve formulation performance. Microencapsulation can help protect mineral ingredients, improve dispersibility and controlled release, and minimize interactions with other formulation components, while selected chelated forms may also offer better gastrointestinal tolerance than conventional inorganic mineral salts. This enables manufacturers to select the most suitable mineral form or technology based on specific nutritional and formulation needs.

Are your minerals raw materials gentle on the digestive system?

Our chelated and organic mineral forms are designed to offer better gastrointestinal tolerance compared with conventional inorganic mineral salts. In particular, mineral bisglycinates are designed to provide a gentle and well-tolerated form of mineral supplementation, which may help reduce common digestive discomfort and improve consumer acceptance. This makes them suitable for nutritional supplements formulated for regular mineral intake and enhanced consumer comfort.

Can your mineral ingredients be used in tablets, capsules, and functional foods?

Our minerals powders are suitable for a variety of applications including tablets, capsules, powders, gummies, and functional foods. We optimize particle size and flowability to support efficient manufacturing.

How stable are your mineral ingredients in different formulations?

Our mineral ingredients are designed with high stability to withstand processing conditions such as heat, humidity, and compression. This ensures consistent performance and shelf life in finished products.

Do you offer customized mineral salts, premixes, or blends?

Richen Nutritionals provide customized mineral solutions ranging from individual mineral salt development to mineral premixes and blends. Our Custom Mineral Salt Development service is tailored to specific mineral forms, specifications, and application requirements, while our customized premix and blend solutions combine selected minerals according to formulation needs. These solutions help manufacturers improve formulation flexibility, production efficiency, and batch-to-batch consistency.

As one of mineral additive manufacturers, we can provide kinds of minerals wholesale, anything you need, please contact us.

If you are looking for a reliable nutraceutical ingredients manufacturer, please choose us, and we will be your best partner.