History is chock-full of bizarre health fads.

So was flatulence-sniffing, which wasrumored to be a methodthat could combat the Black Plague.

Needless to say, this idea was neither soothing to the senses nor effective.

Kim Kardashian Beauty Con

But fanciful health trends and particularly weirdcelebrityhealth trends are still very much an ongoing thing.

Some of the below examples of Hollywood health regimens are truly bizarre.

Others seem sound enough, if a bit eccentric.

Sarah Miles

As a result, what’s left is a substantial amount of (unfiltered) vitamins and nutrients.

And it doesn’t have any nasty smell or any nasty taste to it as all.

It’s very, very pure."

Gwneth Paltrow Goop

The film’s director, Steven Williams, agreed, calling the substance “sweet and beautiful.”

Which is something we’re all able to do at the drop of a hat, right?

Nevertheless, Paltrow swears by some of her more eccentric wellness treatments.

Man with marks from Chinese cupping

“It’s a thousands of years old treatment called apitherapy,” she said.

“People use it to get rid of inflammation and scarring.

It’s actually pretty incredible if you research it.

Shailene Woodley with hands on hips

But, man, it’s painful.”

One would definitely think so.

It also might not hurt to have an EpiPen handy.

Bobbi Brown smiling

Just in case the stinging gets out of hand.

What were those burn-mark looking things, anyway?

The answer can be found right onPaltrow’s website.

Kim Kardashian blood facial

The treatment was apparently originally used as a cure for pulmonary tuberculosis and rheumatoid issues.

There’s worse ideas out there.

“The immense relief when the machine was turned off was just plain euphoric,” she recounted.

Demi Moore

The idea might not be worth freezing out just yet.

In other words, the whole thing involves a professional smearing your own blood all over your own face.

Or injecting your own bloodintoyour own face, as you prefer/see fit.

Mayim Bialik smiling

Kim’s experience with the treatment was famouslychronicled on Instagram.

But she later posted on her website that she regretted her decision.

“It was really rough and painful for me,” she remembered.

Myleene Klass

“It was honestly the most painful thing ever!

It’s the one treatment that I’ll never do again.”

Moral of the story: if you’re squeamish, use Halloween makeup instead.

According to an analysis in theIntegrative Medical Researchjournal, leeches have both antimicrobial and anticoagulant effects.

They also have considerable anti-inflammatory properties, and have been used to treat conditions like osteoarthritis.

Some studies suggest that leech saliva extracts may even have anti-cancer benefits.

Inan appearance on David Letterman, Moore discussed the process.

“It detoxifies the blood.

And I’m feeling very detoxified right now!”

Mayim Bialik and placenta-eating

Many animals, like dogs, routinely eat their placentas.

But the benefits of humans doing it are debatable,according to the experts atWebMD.

you’re free to always swallow the discarded organ in powdered capsule form.

It only becomes problematic when it isn’t properly tested for viruses, bacteria, and other milk-borne illnesses.

In fact, it’s even been used inice cream.

In 2013, shetold theEvening Standardthat the ritual was even a bonafide family tradition.

“Come on, it’s normal!”

“I made everyone try mine.

It tastes just like those probiotic yogurt drinks.

Sweet not as sweet as condensed milk.”