6-12 month old babies • Skin contact product
For infants and babies (6–12 months), protease can cause allergic reactions and may irritate sensitive skin. While it is not generally shown to cause cancer or developmental harm, the allergy risk is the main concern for little ones.
Try to avoid products that list Protease on the label for your baby. If a product containing this enzyme is recommended by a clinician or used for a short, specific treatment, do a small patch test on a tiny area of the baby's forearm and wait 24–48 hours. Use only on intact skin, keep it away from the face and diaper area, and watch closely for any redness, rash, swelling, or breathing changes. If you see those signs, stop use and contact your pediatrician.
Watch for itching, redness, hives, swelling, or trouble breathing — these are signs of an allergic reaction reported in peer‑reviewed studies. Also note that some product verification programs restrict use of this ingredient unless the maker shows safety data, and the FDA only allows limited uses in food, which does not mean it is automatically safe on a baby's skin.
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Protease is not recommended for 6-12 month old babies due to potential safety risks.
Could weaken or confuse immune system. This is especially important for babies whose skin and systems are still developing.
Can cause skin redness, itchiness, or rashes—especially on sensitive baby skin. This is especially important for babies whose skin and systems are still developing.
Linked to triggering or worsening eczema and similar skin conditions. This is especially important for babies whose skin and systems are still developing.
Protease is commonly found in skincare products, cosmetics, and topical applications. Always check ingredient labels before use.
The appropriate age depends on the specific ingredient properties and concentration. This analysis is for 6-12 month old babies. Use the age selector above to check other ages.
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