Effects of Micronutrients on Immune Function in Healthy Volunteers
Author Information
Author(s): Danielle AW Wolvers, Wendy MR van Herpen-Broekmans, Margot HGM Logman, Reggy PJ van der Wielen, Ruud Albers
Primary Institution: Unilever Food & Health Research Institute
Hypothesis
Does supplementation with micronutrients and bovine colostrum improve immune function in healthy individuals?
Conclusion
The micronutrient mix enhanced cellular immunity as measured by delayed-type hypersensitivity, particularly in older individuals, while bovine colostrum had no effect on immune parameters.
Supporting Evidence
- Micronutrient supplementation significantly enhanced delayed-type hypersensitivity responses.
- Older participants showed greater benefits from micronutrient consumption.
- Bovine colostrum did not improve any immune function parameters.
Takeaway
Taking vitamins and minerals can help older people have a better immune response, but drinking colostrum doesn't seem to help at all.
Methodology
A double-blind, randomized, placebo-controlled study with 138 healthy volunteers aged 40-80 receiving different treatments over 10 weeks.
Potential Biases
All authors are employed by Unilever, which financed the study, potentially introducing bias.
Limitations
The study population was generally healthy, which may limit the generalizability of the findings to those with compromised immune function.
Participant Demographics
Healthy volunteers aged 40-80, average age 57, with a mix of genders.
Statistical Information
P-Value
p<0.05
Confidence Interval
95% CI
Statistical Significance
p<0.05
Digital Object Identifier (DOI)
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