Multiple Sclerosis (MS): Facial tingling can be an initial symptom of MS, a chronic autoimmune disease affecting the central nervous system. The symptom can be part of an MS relapse, especially if accompanied by other neurological symptoms like vision problems, weakness, or balance issues.

Trigeminal Neuralgia: A chronic pain condition that affects the trigeminal nerve, which carries sensation from your face to your brain. It can cause sudden, severe, shock-like or stabbing pain in parts of your face, which might be perceived as tingling.
Migraine: Some types of migraines, especially those with aura, can cause tingling or numbness in the face.
Hyperventilation Syndrome: Rapid or deep breathing can lead to tingling sensations around the mouth and in the fingers, potentially affecting the face.
Anxiety or Panic Attacks: Tingling sensations can be associated with anxiety or panic attacks due to hyperventilation or increased stress response.

Stroke or Transient Ischemic Attack (TIA): Facial tingling, especially if sudden and accompanied by other symptoms like facial weakness, speech difficulties, or limb weakness, could indicate a stroke or TIA. Prompt recognition is crucial for timely intervention.
Lyme Disease: Neurological manifestations of Lyme disease can include facial palsy or tingling, especially in the context of other symptoms like rash, fever, or joint pain.
Vitamin Deficiencies (B12, etc.): Deficiencies in certain vitamins, notably B12, can cause neurological symptoms including tingling sensations in various parts of the body, including the face.

Sarcoidosis: A condition where inflammatory cells form lumps known as granulomas in various parts of the body, including the nervous system, potentially causing facial tingling among other neurological symptoms.
Peripheral Neuropathy: Conditions affecting the peripheral nerves can cause tingling, numbness, or pain, usually in the hands and feet but potentially in the face as well.
Acoustic Neuroma: A non-cancerous tumor on the nerve connecting the inner ear to the brain can cause facial tingling, numbness, or weakness, along with hearing loss or tinnitus.