Table 1.

Recommended adequate intake of potassium (AIK) by the Institute of Medicine (IOM) in 2006 (AIK_06) [9], and National Academies of Sciences (NAS) in 2019 (AIK_19) [20]; the European Union (AIK_EU) [2], and a conditional recommendation by the World Health Organization (WHO) [10].

Life-Stage Group	Age	AIK (mg capita−1 day−1)
		AIK_06	AIK_19	AIK_EU	WHO
Infants	0–6 months	400	400
	7–12 months	700	860	750
Children	1–3 years	3000	2000	1100
	4–8 years	3800	2300	1800
Males	9–13 years	4500	2500	2700
	14–18 years	4700	3000	3500	3510
	19–30 years	4700	3400	3500	3510
	31–50 years	4700	3400	3500	3510
	51–70 years	4700	3400	3500	3510
	>70 years	4700	3400	3500	3510
Females	9–13 years	4500	2300	2700
	14–18 years	4700	2300	3500	3510
	19–30 years	4700	2600	3500	3510
	31–50 years	4700	2600	3500	3510
	51–70 years	4700	2600	3500	3510
	>70 years	4700	2600	3500	3510
Pregnancy	14–18 years	4700	2600	3500
	19–30 years	4700	2900	3500
	31–50 years	4700	2900	3500
Lactation	14–18 years	5100	2500	4000
	19–30 years	5100	2800	4000
	31–50 years	5100	2800	4000