Baking soda is sodium bicarbonate, an alkaline pantry powder best used for practical, limited jobs: odor control, gentle oral rinses, bath soaks, and occasional acid neutralizing when used according to antacid directions. It is not a detox remedy. Large or repeated internal doses can be dangerous because baking soda contains sodium and changes body acid-base balance.
Ingredient Data
| Catalog No. | 021 |
|---|---|
| Type | Mineral |
| Source | Sodium bicarbonate, a mineral salt also called bicarbonate of soda |
| Common forms | Plain powder, sodium bicarbonate tablets, oral rinse solution, bath soak, foot powder blend |
| Key property | Alkalinity: it neutralizes acids and can alter pH |
| Best for | Odor control, occasional antacid use, oral rinses, foot powders, bath soaks |
| Safety note | High sodium load and alkalinity can be risky when swallowed in large or repeated amounts |
Remedy Stats
Subjective ratings use a transparent rubric; Evidence is a hard, sourced fact. How we score →
Works For
| Use | Strength | What the evidence says |
|---|---|---|
| Odor control | ●●●●● | Useful as a deodorizing powder around the home and in foot/shoe preparations; this is practical chemistry more than medical treatment |
| Occasional heartburn | ●●●○○ | Mayo Clinic describes sodium bicarbonate as an antacid for heartburn, sour stomach, or acid indigestion, but it should be used cautiously and according to product directions |
| Mouth rinse | ●●●○○ | Often used in gentle oral rinses to buffer acidity; do not swallow large amounts and avoid using it as harsh tooth-scrubbing paste |
| Itchy skin baths | ●●○○○ | Bath use is common, but baking soda is alkaline and can irritate or dry skin, especially with frequent use or on sensitive skin |
| Detox / cancer / disease cures | ○○○○○ | Unsupported and potentially dangerous; large ingestions can cause sodium and acid-base problems |
Why pH Matters
Baking soda works because it is alkaline. That makes it useful when the job is neutralizing acid or odor, but it also explains why it can be irritating. Skin is naturally mildly acidic, and frequent baking-soda scrubs or pastes can disrupt that barrier, leaving skin dry, tight, red, or more irritated.
The same chemistry matters internally. Sodium bicarbonate can neutralize stomach acid, which is why it appears in antacid products, but swallowing too much can create a large sodium load, gas from carbon dioxide, and acid-base problems. People who need to limit sodium, have heart or kidney disease, are pregnant, take regular medication, or have persistent heartburn should ask a clinician before using it internally.
Forms & Preparations
| Plain baking soda | Single-ingredient sodium bicarbonate powder for household and occasional remedy use |
|---|---|
| Sodium bicarbonate tablets | Medicinal antacid format with dosing instructions; safer than guessing with kitchen spoonfuls |
| Oral rinse solution | Diluted in water, swished briefly, then spit out unless a clinician says otherwise |
| Bath soak | Small amount dispersed in bathwater for short soaks; stop if skin feels dry, tight, or irritated |
| Foot powder blend | Dry deodorizing blend, often paired with arrowroot or cornstarch; keep away from irritated or broken skin |
About Baking Soda
Baking soda is one of the most common home-remedy ingredients because it is cheap, shelf-stable, and reactive with acids. In Fresh Remedies, it belongs more in the “pantry helper” category than the herbal medicine category. It can make a foot powder less smelly, help a shower steamer fizz when paired with an acid, or serve as a carefully diluted rinse.
Mayo Clinic lists sodium bicarbonate as an antacid used to relieve heartburn, sour stomach, and acid indigestion. Cleveland Clinic similarly describes sodium bicarbonate tablets as a treatment for occasional heartburn or indigestion caused by excess stomach acid. Those medicinal uses should follow label directions or clinician advice, not improvised high-dose “alkalizing” routines.
Poison Control and MedlinePlus both flag overdose risk. Poison Control explains that toxicity concerns involve sodium, bicarbonate’s effect on body pH, and carbon dioxide generation. That is why this page rates baking soda highly for odor control, moderately for occasional acid neutralizing, and very poorly for detox or disease-cure claims.
Remedies Using Baking Soda
| Remedy | Pairs with | Prep time |
|---|---|---|
| Baking Soda Heartburn Sip | Cool water | 2 min |
| Baking Soda Foot Powder | Arrowroot, coconut oil optional | 5 min |
| Gentle Baking Soda Rinse | Water, salt optional | 2 min |
| Itchy Skin Bath Soak | Oatmeal optional | 10 min |
| Shower Steamer Base | Eucalyptus oil, menthol optional | 20 min |
Sources
- Mayo Clinic. Sodium bicarbonate. Oral-route description, antacid use, and pediatric cautions.
- Cleveland Clinic. Sodium Bicarbonate tablets. Occasional heartburn and indigestion use.
- Poison Control. My child got into the baking soda: Risks and treatment. Toxicity mechanisms and poison-center guidance.
- MedlinePlus Medical Encyclopedia. Baking soda overdose. Poisoning risk from large amounts of sodium bicarbonate.
- Mayo Clinic. Heartburn. When frequent or severe symptoms need medical care.
- Healthline. Is Baking Soda Safe and Effective for Skin? Skin pH and irritation cautions, medically reviewed 2026.
This page is for informational purposes only and is not a substitute for professional medical advice. Call Poison Control at 1-800-222-1222 or seek urgent care after a large ingestion, symptoms in a child or pet, severe vomiting, confusion, breathing trouble, seizure, chest pain, or severe/persistent heartburn.