What causes deep indentations on the side of your tongue?

Spleen Qi Deficiency causes indentations or what looks like tooth marks on the side of your tongue. Symptoms include: Lethargy

Dizziness

Tired eyes

Dislike cold greasy foods

Headache after exertion

Symptoms are worse in the morning

Abdominal discomfort which feels better when pressure is applied

Indigestion

Bloating and gas

Weak limbs