Table 1.

Examples of melatonin content in plants, foods and drinks data from: [10,11,12].

Plant/Food/Drink	(Phyto)melatonin Content
Walnuts	3–4 ng/g
Strawberry	12 pg/g
Tomato	32 pg/g
Cereals	1000–1300 pg/g
Extra virgin olive oil	70–119 pg/mL
Wine	4000–5000 pg/mL
Beer	52–170 pg/mL
Apple	48 pg/g
Banana	0.66 ng/g
Pineapple	0.28 ng/g
Orange	0.15 ng/g
Green tea	250 ng/g
Chamomile	300 ng/g
Coffee	780 ng/mL
Chicken meat and skin	2.3 ± 0.23 ng/g
Chicken liver and heart	1.1 ± 0.01 ng
Lamb	1.6 ± 0.14 ng/g
Beef	2.1 ± 0.13 ng/g
Pork	2.5 ± 0.18 ng/g
Salmon	3.7 ± 0.21 ng/g
Solid dried eggs	6.1 ± 0.95 ng/g
Human milk	0–42 pg/mL
Cow milk	3–25 pg/mL