# Whey, Partially Dimineralized And Partially Delactosed

> Source URL: https://additivefacts.com/additives/whey-partially-dimineralized-and-partially-delactosed
> Markdown URL: https://additivefacts.com/additives/whey-partially-dimineralized-and-partially-delactosed.md

**Safety rating:** SAFE
**CAS number:** 977086-36-4
**Category:** other
**FDA GRAS:** yes
**Adverse events (FDA AERS):** 0
**FDA recalls:** 0
**Last updated:** 2026-04-04

## Summary

Whey, partially demineralized and partially delactosed is a milk-derived ingredient processed to reduce mineral and lactose content while retaining protein. It functions as a formulation aid in food manufacturing to improve texture, stability, and nutritional profile.

## Regulatory status

| Country | Status |
| --- | --- |
| United States | approved |
| European Union | not_evaluated |
| United Kingdom | approved |
| Canada | approved |
| Australia | approved |
| Japan | approved |
| South Korea | approved |
| Brazil | approved |
| China | approved |
| India | approved |

## Detailed analysis

## What is Whey, Partially Demineralized And Partially Delactosed?

Whey, partially demineralized and partially delactosed is a processed dairy ingredient derived from milk whey. Whey is the liquid byproduct separated from milk solids during cheese and casein production. This particular form undergoes two modification processes: demineralization (removal of mineral salts like calcium and phosphorus) and delactosation (reduction of lactose content through enzymatic hydrolysis or membrane filtration).

The partial nature of these processes means the ingredient retains significant protein content—typically 70-80% dry basis—while having reduced levels of lactose and minerals compared to standard whey powder. The result is a more refined ingredient suitable for specialized food applications.

## Common Uses

This ingredient functions as a formulation aid in various food categories. It is commonly used in:

- Infant formula and nutritional supplements, where reduced lactose aids digestibility and mineral ratios can be better controlled
- Protein-enriched beverages and sports nutrition products
- Bakery products, where it improves moisture retention and texture
- Confectionery items, where it aids in achieving desired consistency
- Dietary and medical foods requiring controlled nutrient profiles

As a formulation aid, it provides functional benefits beyond simple nutrition, including improved binding, emulsification, and moisture management in final products.

## Safety Assessment

Whey, partially demineralized and partially delactosed has been granted GRAS (Generally Recognized As Safe) status by the FDA, indicating that qualified experts recognize it as safe for its intended use in food. The GRAS designation reflects an extensive review of scientific literature and safety data.

Key safety considerations include:

**Allergenicity**: This ingredient contains milk proteins and is not suitable for individuals with milk allergies, though the processing may reduce but not eliminate allergen concerns.

**Lactose Content**: While partially delactosed, residual lactose remains. Individuals with lactose intolerance should be aware that small amounts of lactose may be present, though levels are substantially lower than in regular whey.

**Mineral Composition**: The demineralization process reduces mineral content, which is intentional for applications like infant formula where mineral ratios are critical. This does not represent a safety concern but rather a functional design feature.

The FDA has recorded zero adverse events and zero recalls associated with this additive, suggesting a strong safety profile in actual use.

## Regulatory Status

This ingredient is approved for use in the United States under FDA regulations with GRAS status (CAS Number: 977086-36-4). GRAS status means it has met rigorous safety standards and does not require pre-market approval for its intended uses.

It is permitted in various food categories based on current FDA regulations. The ingredient must be properly labeled on food products to disclose its milk-derived origin due to allergen labeling requirements.

International regulatory status varies by country, with approval in major markets including the European Union and other regions with established food safety protocols.

## Key Studies

While this specific formulation has limited published clinical literature due to its specialized nature as a food additive, safety assessment relies on:

- General whey protein research demonstrating the safety of whey-derived ingredients
- Established safety data on demineralization and delactosation processes
- Regulatory toxicology and allergenicity assessments conducted during GRAS determination
- Real-world safety monitoring through FDA adverse event reporting systems

The absence of adverse event reports and recalls indicates safe performance in commercial food applications. Research on standard whey proteins demonstrates their nutritional value and safety profile across diverse populations.

## Sources

- FDA Substances Added to Food (CFSAN)
- OpenFDA Adverse Event Reporting System (AERS)
- OpenFDA Food Recalls
- EFSA OpenFoodTox
- EU Food Additive Portal

## Citation

Additive Facts. "Whey, Partially Dimineralized And Partially Delactosed — Safety, regulation, and evidence." https://additivefacts.com/additives/whey-partially-dimineralized-and-partially-delactosed. Accessed 2026-05-20.