Cognitive Improvement and Safety Assessment of a Dietary Supplement Containing Propolis Extract in Elderly Japanese: A Placebo-Controlled, Randomized, Parallel-Group, Double-Blind Human Clinical Study

Table 1

Nutritional content.

	Placebo	Propolis
Energy (kcal)	6.48	7.74
Proteins (g)	0.12	0.36
Lipids (g)	0.06	0.30
Carbohydrates (g)	1.86	1.44
Salt equivalent (mg)	1.14	1.08