Michigan Democratic Senate candidate Abdul El-Sayed made money by promoting health products, using his medical credentials, despite saying he did not support ads for health products.

Before running for Senate, El-Sayed hosted a podcast that gave him a six-figure income, partly through ads. He promoted companies selling supplements and other products, often citing his experience as a doctor.

El-Sayed did ads despite saying he would not use his platform to sell health products to his listeners.

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Michigan Senate candidate Abdul El-Sayed is seen in a portrait in Grand Rapids, Michigan. He is running for Senate.

El-Sayed wrote that he rejects ads for products making health claims, but he did ads for such products.

El-Sayed criticized Mehmet Oz for being part of the medical industry that sells unnecessary products. He said Oz used his medical credentials to sell things that are not based on science.

El-Sayed said that as a doctor, people should trust what he says.

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Rep. Alexandria Ocasio-Cortez, Michigan Democratic candidate Abdul El-Sayed, and Sen. Bernie Sanders greet the crowd after El-Sayed spoke at a rally.

After saying he wouldn't sell health products, El-Sayed used his medical credentials to promote them.

El-Sayed said that as a doctor, he finds nutrition labels hard to understand. He promoted a company called Thrive Market, which sells healthy products.

Thrive Market sells supplements like Moon Juice Brain Dust, which claims to improve cognitive function. However, health experts question if these supplements really work.

Moon Juice Brain Dust is a blend of herbs that claims to support mental stamina and concentration. Royal jelly is a substance produced by bees that some people think can help with menopause symptoms or low energy.

Thrive Market did not respond to a request for comment.

There are concerns about the safety of IV therapy and supplements.

Michigan Democratic candidate Abdul El-Sayed speaks at a rally in Detroit, Michigan.

While El-Sayed uses his identity as a doctor, he never had a medical license or completed a residency. He has a medical degree and a doctorate in public health.

The New York Post first reported on El-Sayed's ads for health products.

El-Sayed promoted a company that makes moon dust and brain jelly.

El-Sayed read an ad for a medical device made by an Israel-based startup.

The device, called Lumen, measures metabolism through breath and gives tailored guidance on nutrition and workout. El-Sayed said it helps people understand their metabolism and make improvements.

Years before El-Sayed promoted Lumen, experts raised concerns about its medical claims.

An expert said that Lumen's product is not helpful for weight loss and that its claims are not scientifically legitimate.

The expert thinks Lumen's product is more about marketing than science.

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El-Sayed also advertised for a company that offers a peptide for skin health.

The El-Sayed campaign did not respond to a request for comment.