At a glance:

• Cornstarch body powder is popular as a talc-free option, but has significant drawbacks when used on the skin.

• Side effects of using cornstarch on skin include promoting bacterial/fungal growth (like yeast infections), causing irritation, and clogging pores/causing breakouts.

• Inhalation of cornstarch dusting powder poses a respiratory risk, particularly to infants, as documented in medical case studies.

• The best healthier alternative to cornstarch powder is arrowroot powder.

• Using arrowroot powder substitute for cornstarch is superior because it absorbs moisture effectively, has finer particles for a silkier feel, remains smooth (doesn't clump like cornstarch), and is less likely to promote microbial growth or clog pores.

• When choosing a cornstarch free body powder, look for ingredients like arrowroot powder, kaolin clay, and/or oat flour.

If you’ve searched for a cornstarch body powder, you’re probably looking for a talc-free option that feels gentle on your skin. While cornstarch is often marketed as a natural and safe ingredient, many don’t realize it can cause problems when used daily in a body powder. Understanding the side effects of using cornstarch on skin can help you make better choices for your health, comfort, and skin. This post explains why you should avoid cornstarch based body powders and offers safer, effective alternatives like body powders containing arrowroot powder instead.

Why Cornstarch Is Popular in Body Powders

Cornstarch is a fine, white powder made from corn kernels. It absorbs moisture well and feels silky, which makes it a common ingredient in cornstarch dusting powders and homemade body powders. Many people choose it because it is:

• Talc-free, avoiding concerns about talc contamination

• Affordable and easy to find

• Plant-based, which sounds natural and safe

But despite these benefits, cornstarch has some hidden drawbacks that can affect your skin and health.

1. Cornstarch Can Promote Bacterial and Fungal Growth

One of the biggest concerns with cornstarch for body powder is that it creates a moist environment on the skin. While cornstarch is effective for absorbing sweat, it doesn’t dry out completely. This moisture can encourage and feed the growth of bacteria and fungi, especially in warm, damp areas like underarms, under breasts, groin, and between toes.

This means using a cornstarch based body powder can increase the risk of:

• Skin infections such as yeast infections or athlete’s foot

• Irritation and rashes from microbial overgrowth

• Lung irritation caused by accidental powder inhalation - the lungs are a moist environment and inhalation can lead to bacterial and fungal growth in the lungs.

For people with sensitive skin or those prone to skin infections, this is an important factor to consider when choosing a body powder.

2. Cornstarch May Cause Skin Irritation and Allergies

Though cornstarch is generally considered mild and tolerable on sensitive skin, some people experience irritation or allergic reactions. Some side effects of using cornstarch on skin may include redness, itching, and inflammation. This is especially true if you have sensitive skin or existing skin conditions like eczema. 

While cornstarch is not a widely recognized allergen, individuals who are frequently exposed to it may not realize it may be contributing to their eczema flare-ups. In one case study, a patient experiencing eczema on her face, arms, and hands was found to be sensitive to cornstarch through an allergy test. She was advised to avoid cornstarch-dusted gloves and to refrain from using starch on her clothing, to lessen eczema-like symptoms.

For some, the repeated use of a cornstarch dusting powder can worsen these symptoms, leaving the skin uncomfortable and inflamed.

3. Cornstarch Can Clog Pores and Cause Breakouts

Because it is a thick powder, the side effects of using cornstarch on skin may include clogged pores, especially when mixed with sweat and natural oils. This can lead to:

• Acne breakouts

• Folliculitis (inflamed hair follicles)

• Possible fungal and bacterial growth

If you have an oily, acne-prone, or reactive skin type, cornstarch body powder might not be the best choice.

4. Cornstarch Can Cause Respiratory Reactions

Using cornstarch for body powders or baby powders brings the risk of inhalation. This danger is supported by medical case studies. For instance, a report originally published in the Journal of Pediatric Emergency Care documented an infant admitted to the emergency room with respiratory failure after inhaling cornstarch baby powder.

Another, more extreme case, involved two infants who died suddenly after being hospitalized for respiratory failure. An autopsy revealed cornstarch granules in their lungs, with the cause of death presumed to be from the cornstarch used on the surgical gloves  worn by the doctor during intubation. This led to current recommendations for doctors to use non-powdered gloves during intubation procedures for children.

These examples underscore the potential danger that even a small amount of cornstarch can pose to infants. Therefore, for anyone with sensitive lungs, avoiding cornstarch body powders is essential.

Healthier Alternative to Cornstarch Powder

If you’re looking for a body powder without cornstarch, there are excellent natural options that avoid these problems. 

Arrowroot Powder Substitute For Cornstarch

One alternative ingredient used in cornstarch free body powders is Arrowroot powder, which is a fine, white powder extracted from the roots of tropical plants that:

• Absorbs moisture effectively without leaving a heavy residue

• Less likely to promote bacterial or fungal growth

• Gentle and soothing on sensitive skin

• Does not clog pores or cause breakouts

Many natural body powders use arrowroot powder as a substitute for cornstarch because it feels light and smooth on the skin while still keeping you dry and fresh.

Cornstarch vs Arrowroot Powder: What You Should Know

• Source: 

• Cornstarch is a grain-based starch derived from corn kernels, which are frequently genetically modified (GMO). 

• Arrowroot is a plant-based starch extracted from the rhizomes of tropical tubers and is naturally non-GMO.

• Texture: 

• Arrowroot has significantly finer particles than cornstarch, resulting in a silkier, more lightweight finish that spreads more evenly on the skin.

• Moisture Handling When Exposed to Sweat:  

• Cornstarch tends to clump and form a sticky, uncomfortable paste. 

• Arrowroot remains smooth, providing better moisture control for longer periods.

Other Natural Ingredients to Consider

In addition to arrowroot, here are a few ingredients often found in natural body powders that may be worth noting:

• Kaolin clay: Absorbs oil and soothes skin

• Oat flour: Calms irritation and softens skin

• Essential oils: For fragrance and antimicrobial properties (use sparingly and in a diluted form)

These ingredients, combined with arrowroot powder, create a safe, effective cornstarch free body powder that will keep you fresh without the risks.

How to Choose a Safe Body Powder

When shopping for a cornstarch body powder alternative, keep these tips in mind:

• Look for powders labeled cornstarch free body powder.

• Check ingredient lists for arrowroot powder or other natural absorbents.

• Avoid powders with synthetic fragrances or harsh chemicals.

• Spot test on a small patch of skin before full use to check for irritation.

• Choose powders designed for sensitive skin or that are dermatologically tested.

Final Thoughts on Cornstarch Body Powder

Choosing the right body powder matters for your skin’s health and comfort. While cornstarch based body powders may seem like a safe, natural choice, the side effects of using cornstarch on skin can outweigh the benefits. 

Switching to a cornstarch free body powder with arrowroot offers a safer, gentler way to stay dry and comfortable. Natural ingredients like arrowroot powder absorb moisture well without the risks linked to cornstarch.

To protect your skin and avoid unwanted irritation, consider making the switch today. Check out Ora’s Amazing Herbal’s line of cornstarch-free body powders, formulated with kaolin clay, arrowroot powder, baking soda, plantain leaf powder, and essential oils. Created especially for those with sensitive and reactive skin in mind, your skin will thank you for choosing a healthier, natural option.

About the Author: Dorothy Miguel is a licensed massage therapist, certified Chinese herbalist, and Chinese medicine specialist.  She graduated from Myotherapy College of Utah in 2010, then got her bachelor's and master's degrees from the Academy for Five Element Medicine.  She is the owner of Happy Cat Pain & Stress Relief in Tallahassee, FL. As a mom of two kids with special needs, she is passionate about helping busy moms recharge their internal batteries and become more resilient to stress.

About Ora’s Amazing Herbal: Ora’s Amazing Herbal creates natural, herbal infused skincare for the whole family. We strive to empower women through self care, one minute at a time (because let’s be honest, as moms- often a minute is all we have)! Our current line includes salves, powders, body oils, body butters, face oil serums, powder facial cleansers, beard & hair oils, lip balms, and herbal steams. We also have a natural baby care line which includes gentle newborn and baby salves, powders, and baby oil. We use high quality, non-gmo, fair trade oils and organic herbs to create skin care that is both pure and effective. Our products are crafted in small batches in New Jersey and are free from talc, grain, lanolin, chemical preservatives, synthetic dyes & fragrances, parabens, and animal testing. We also have a huge focus on sustainability, eco-friendly packaging, and kindness to the world around us. If you’d like to learn more, please check out our website: OrasAmazingHerbal.com.