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Berries as Foods: Processing, Products, and Health Implications
1Department of Chemical and Bioprocess Engineering, Pontificia Universidad Católica de Chile, Santiago, Chile;
Annual Review of Food Science and Technology
|November 21, 2023
Summary
Berries offer health benefits due to their rich antioxidants, vitamins, and fibers. Their complex bioactive compounds work together, potentially improving health by influencing gut microbiota.
Area of Science:
- Nutritional Science
- Food Science
- Phytochemistry
Background:
- Berries are recognized for their flavor and health-promoting properties, linked to combating oxidative stress and inflammation.
- These fruits are nutrient-dense, containing low calories, bioactive phytochemicals, antioxidants, dietary fibers, and vitamins.
Purpose of the Study:
- To review the characteristics of fresh berries and berry products as food items.
- To examine the technologies involved in berry production and processing.
- To analyze the impact of processing on bioactive components and antioxidants.
Main Methods:
- Literature review focusing on berry composition, processing technologies, and health effects.
- Critical analysis of in vitro antioxidant data, clinical studies, and intervention trials.
- Examination of synergistic interactions between berry components and other nutrients.
Main Results:
- Processing operations can affect the levels of bioactive components and antioxidants in berries.
- Health claims associated with berries are complex and challenging to assess solely based on isolated data.
- The beneficial health effects of berries likely stem from a synergistic interplay of various compounds.
Conclusions:
- The health benefits of berries are attributed to a multifactorial combination of phenolic compounds, antioxidants, fibers, and vitamins.
- Synergistic or additive effects among berry constituents and their metabolites contribute to overall health.
- Modulation of the gut microbiota may play a role in the health-promoting actions of berries.
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