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Protein Deficiency
Protein deficiency is not getting enough protein for the body’s needs. Over time it causes muscle loss, weakness, poor healing and, if severe, swelling.
Causes & risk factors
- A diet low in protein-rich foods
- Increased needs (illness, recovery, pregnancy, ageing)
- Poor appetite or restrictive diets
- Problems with digestion or absorption
- Chronic illness
Common symptoms
- Tiredness and weakness
- Muscle loss
- Poor wound healing
- Thin hair and brittle nails
- Swelling in severe deficiency
- Frequent infections
Tests & diagnosis
Treatment & management
- Include protein at each meal — dals, beans, milk, curd, paneer, eggs
- Add fish, chicken or meat for non-vegetarians
- Combine cereals and pulses for complete protein (rice with dal)
- Increase intake during illness, recovery or pregnancy
- Supplements or dietitian support if needs are high
When to see a doctor urgently
- Ongoing weakness with muscle loss
- Poor wound healing and frequent infections
- Swelling with a poor diet
- A child not growing well
Not a diagnosis. MedDroid gives general educational information about protein deficiency. It cannot examine you, diagnose or prescribe — always confirm with a qualified doctor.
Frequently asked questions
Can vegetarians get enough protein?
Yes. Dals, beans, chickpeas, milk, curd, paneer, soya and combining cereals with pulses (like rice and dal) provide good protein. Planning meals well makes it easy.
How much protein do I need?
Needs vary with age, weight, activity and health. They rise during illness, recovery and pregnancy. A dietitian can calculate the right amount for you.
Explore more
Sources & further reading
- World Health Organization (WHO)
- MedlinePlus — U.S. National Library of Medicine
- Ministry of Health & Family Welfare, India
- Indian Council of Medical Research (ICMR)
Reviewed by Dr. Sanjay Anbu, MBBS. MedDroid is an AI medical assistant and can make mistakes. It provides general health information, not a diagnosis or medical advice — always consult a qualified clinician. In an emergency, contact your local emergency number immediately.