Anthocyanins in berry fruit juices – bioavailability and effects on the microbiota in humans

Anthocyanins in berry fruit juices – bioavailability and effects on the microbiota in humans - ANTHONIA

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

DRKS

Registry ID

DRKS00003961

Enrollment

Registered

2012-05-25

Start date

2010-04-19

Completion date

Unknown

Last updated

2025-10-06

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy subjects

Interventions

Group 1: 330ml of anthocyanin- and fiber-enriched Smoothie daily for 14 days Group 2: 330ml of anthocyanin-enriched juice daily for 14 days Group 3: 330ml of a placebo-juice daily for 14 days

Eligibility

Sex/Gender

Female

Age

20 Years to 30 Years

Inclusion criteria

Inclusion criteria: female, healthy, no intake of vitamin products and drugs three month before start of studies

Exclusion criteria

Exclusion criteria: Gastrointestinal disorders/diseases

Design outcomes

Primary

Measure	Time frame
Investigation of the intestinal microbiota in humans with the use of Lactose-[13C,15N]-ureide, p-cresol in urine and short chain fatty acids in faeces on T0 (before 14-day intervention-period) and T1 (after 14-day intervention-period)	—

Secondary

Measure	Time frame
Detection of antioxidant and antiinflammatory parameters in blood on T0 (before 14-day intervention-period) and T1 (after 14-day intervention-period)	—

Countries

Germany

Contacts

Public ContactGeorg Abel

Institut für Ernährungswissenschaft

georg.l.abel@ernaehrung.uni-giessen.de06419939050

Outcome results

None listed

Source: DRKS (via WHO ICTRP) · Data processed: Feb 4, 2026