6 Common Signs Of Vitamin Deficiency: From Brittle Nails To Cracks At The Corner Of Your Mouth

You may be overlooking certain signs your body is showing due to vitamin deficiency, but, it's time we take care of all the little changes. Take a closer look at unexpalined symptoms and the reason behind.

Written By: N. Lothungbeni Humtsoe | Updated: August 3, 2025, 7:57 PM

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6 Common Signs Of Vitamin Deficiency: From Brittle Nails To Cracks At The Corner Of Your Mouth — Fatigue

Feeling tired even after a full night sleep can be a sign of vitamin B12 deficiency. This vitamin plays a pivotal role in converting foods into a usable energy, meanwhile, supporting other metabolic processes.

6 Common Signs Of Vitamin Deficiency: From Brittle Nails To Cracks At The Corner Of Your Mouth — Poor Eye Health

Difficulty seeing in low light or darkness is a signs of Vitamin A deficiency. According to Healthline, "When left untreated, night blindness can progress to xerophthalmia, a condition that can damage your cornea and ultimately lead to blindness." Also Read - National Doctor’s Day 2026: 7 dangerous health myths doctors want Indians to stop believing immediately

6 Common Signs Of Vitamin Deficiency: From Brittle Nails To Cracks At The Corner Of Your Mouth — Ulcer Or Cracked Lips

If you're experiencing mouth ulcer or cracked lips recently, add foods rich in thiamine, riboflavin, pyridoxine, and iron. This symptoms could be a sign of certain vitamins or minerals deficiency.

6 Common Signs Of Vitamin Deficiency: From Brittle Nails To Cracks At The Corner Of Your Mouth — Bleeding Gums

Bleeding gums can occur if you brush your teeth too hard; however, if you notice unusual gum bleeding, it might be a sign of vitamin C deficiency. Also Read - National Doctor’s Day 2026: Expert explains mental health crisis doctors face behind the white coat

6 Common Signs Of Vitamin Deficiency: From Brittle Nails To Cracks At The Corner Of Your Mouth — Hair Fall

Hairfall is common both in men and women, but, excessive loss of hair can mean certain nutrients deficiency. Adding foods rich in Vitamin B3, Iron, Vitamin B7, Linoleic Acid (LA), and Alpha-Linolenic Acid (ALA) may help in slow hair loss.