Nitricum Acidum is a classical homeopathic remedy prepared from highly diluted nitric acid, a mineral-derived source. In homeopathic practice it is traditionally associated with sharp, splinter-like pains, cracks and soreness at the edges of the skin and mucous membranes, and an anxious, irritable state of mind.
Below you will find where Nitricum Acidum comes from, its classic indications, the characteristic picture homeopaths recognise, and the forms and potencies it usually comes in.
The short version: Nitricum Acidum is the splinter-pain remedy: sharp, sticking pains and cracks where skin meets mucous membrane, with irritability.
Where does Nitricum Acidum come from?
Nitricum Acidum is prepared from nitric acid, a strong mineral acid. In crude form it is corrosive, which is why homeopathy uses it only after repeated dilution and succussion until the finished remedy carries only its homeopathic imprint. It is then used on the principle of like-with-like.
What is Nitricum Acidum traditionally used for?
Nitricum Acidum has a distinctive picture in homeopathic tradition. It is associated with:
- Sharp, splinter-like or sticking pains, as if a sliver were caught in the tissue.
- Cracks and fissures at the junctions of skin and mucous membrane, such as the corners of the mouth.
- Soreness and rawness that feels out of proportion to what is seen.
- An anxious, irritable, easily-offended mood, with worry about health.
- Symptoms and discharges that feel worse for cold and at night.
Who typically reaches for it?
The Nitricum Acidum picture centres on that unmistakable 'splinter' quality of pain — sharp, sticking and localised — together with fissures and rawness where skin meets membrane. Emotionally the person is often anxious, irritable and hard to console, holding onto grievances and worrying about their health. This combination of splinter-like pains, cracks at the margins and an unforgiving mood is what points a homeopath toward the remedy.
What forms and potencies does it come in?
Nitricum Acidum is prepared as a homeopathic dilution and is commonly found as small dissolving pillules or tablets, as well as in liquid drops and combination formulas. In home self-care it is most often used in low potencies such as 6C or 30C, while higher potencies are generally chosen with the guidance of an experienced practitioner.
As with any homeopathic remedy, potency and repetition are matched to the individual picture rather than to a diagnosis, so it helps to read the label and, where useful, check in with a qualified homeopath.
Your natural toolkit — and which to reach for
You'll find Nitricum Acidum in remedies such as the pick below. It is offered here for educational context, not as a prescription.
Weleda Argentum Nitricum 30c (125 Tablets) — explore this if you would like to see how a single homeopathic remedy is presented in tablet form.
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Weleda Argentum Nitricum 30c (125 Tablets)
A single-remedy homeopathic tablet presentation for those exploring classical remedies.
Explore the full United Remedies range — blending homeopathy from Heel, Guna and Sanum with Weleda’s plant-based topicals and Zooki’s liposomal supplements.
Common questions
Is Nitricum Acidum safe given it comes from nitric acid?
Homeopathic Nitricum Acidum is prepared through repeated dilution, so the finished remedy carries only a homeopathic trace and none of the acid's corrosive nature. It is used within a tradition of self-care.
What potency of Nitricum Acidum is commonly used?
Low potencies such as 6C or 30C are typical for home use, while higher potencies are generally selected with a homeopath's guidance.
What is Nitricum Acidum best known for?
It is best known for sharp, splinter-like pains and cracks at the edges of skin and mucous membranes, alongside an anxious, irritable mood.
Note: This article is for general education and is not medical advice. Homeopathic remedies are used within a tradition of self-care and are not a substitute for professional diagnosis or treatment. If symptoms are severe, persistent or worsening, please speak to a qualified health professional.