A lack of vitamin D is termed a vitamin D deficiency, and can lead to bone deformities such as rickets in children, and several conditions in adults.
Nataly Komova, a nutritionist expert for JustCBD, says that signs of vitamin D deficiency can be varied.
The expert also notes that “surprising” signs of a lack of vitamin D in the body can include mood changes “accompanied by overwhelming feelings of sadness, hopelessness, and forgetfulness”.
“Research indicates that lack of vitamin D in the body is linked with anxiety disorders.
Between October and early March the health body says we do not make enough vitamin D from sunlight, so you need to get vitamin D from your diet.
The NHS says risk factors include a lack of sunlight exposure, darker skin, being housebound, malabsorption, and being pregnant or breastfeeding.