Concentration data for Protocatechuic acid in Beer [Dark] Food Composition
| Colour | Interval | Value | Publication Food Name | Reference |
|---|---|---|---|---|
|
|
[ 0.04, 0.05 ) | 0.04 mg/100 ml | Beer, dark | McMurrough I., et al (1984) Phenolic acids in beers and worts. Journal of the Institute of Brewing 90:181-187 PubMed (25664918) |