When nails split, tear or are soft - what your body is trying to tell you
Beautiful, well-groomed nails are not only considered an aesthetic ideal, but also a Mirror of your health. However, if they are fragile, brittle or cracked, this is often more than just a cosmetic problem.
Brittle nails causes can be manifold - from a lack of nutrients and hormonal changes to external influences such as water, cleaning agents or nail polish remover. Here you can find out what the cause may be - and what you can do about it.
Common causes of brittle nails
1. Nutrient deficiency - biotin, iron & co.
A lack of certain micronutrients is one of the most common reasons for splitting nails:
- Biotin (vitamin B7) - strengthens the keratin structure
- Iron - Oxygen supply for the nail bed
- Zinc - for cell growth & repair processes
- Vitamin A & C - Important for collagen formation
👉 Tip: A complete blood count can provide clarity.
2. Frequent contact with water & cleaning agents
Constant hand washing, cleaning or rinsing without gloves wears out the nails. Especially Washing-up liquid, alcohol or aggressive disinfectant attack the lipid structure of the nails.
3. Hormonal fluctuations
The nail structure can change during the menopause, pregnancy or thyroid disorders.
4. Nail fungus or chronic skin diseases
Brittle nails can also be an indication of fungal infestation, Psoriasis (psoriasis) or neurodermatitis - especially if discolouration also occurs.
5. Lack of care or incorrect manicure
Too frequent filing, harsh removers, Shellac or gel residue can damage the nail plate. Constantly changing polish can also "dry out" the nails.
What helps against brittle nails?
1. Take biotin as a cure
An 8-12 week course of biotin (e.g. 2.5 mg/day) shows visible improvements in many women.
2. Oil baths & nail creams
Massage in daily:
- Jojoba oil
- Almond oil
- Marigold ointment
👉 Leave on especially in the evening before going to bed.
3. Nail strengthening polishes or keratin serums
These seal the nail plate and prevent tearing - ideal as a build-up after gel nails or polish removal.
4. Protection when cleaning & washing up
Always wear gloves - even when working for short periods!
5. Build up nutrition
Lots of green vegetables, lentils, nuts, eggs and wholegrains - and drink enough!
When to see a doctor?
If the following symptoms occur in addition to brittle nails:
- Severe tiredness or pallor
- Hair loss
- brittle hair
- torn corners of the mouth
... then there could be an iron deficiency or hormonal disorders. Please seek medical advice.
Conclusion: Brittle nails are often an early warning sign
The causes of brittle nails range from harmless everyday habits to underlying health issues. Those who take care of their Nutrition, care and stress can usually strengthen them sustainably - without any chemicals.