#Askevvy Contributor

Dr. Krystal Thomas-White, PhD

Dr. Krystal Thomas-White, Ph.D is the Senior Scientist at Evvy.

Dr Thomas-White is a microbiologist specializing in the female urogenital microbiome and how it relates to health and disease. In under 10 years she has over 20 peer-reviewed articles that have been cited over 1000 times. Her research explores how alterations in both the bladder and vaginal microbiomes are associated with common disorders (like UTIs, bacterial vaginosis, and incontinence) and how the microbiome changes in response to hormones throughout life, particularly during prengnacy, and menopause. As senior scientist at Evvy she is excited to help bridge the gender health gap, and provide women with insight into a part of their bodies that has been too often overlooked.

#AskEvvy Articles by Dr. Krystal Thomas-White, PhD

A woman looking at her underwear trying to figure out if she has genital pimples or an STD

Vaginal & Hormonal Health

Genital Pimples vs STD: How to Spot the Difference

Learn more about which STDs can cause growths that look like pimples, plus other signs and symptoms to look out for.

Trichmoniasis is normally greenish in color and this gradient represents what Trichomoniasis discharge looks like

Vaginal & Hormonal Health

What Does Trichomoniasis Discharge Look Like?

Learn more about what trichomoniasis discharge looks like, plus other symptoms and how to treat this common STI.

A woman scratching here vagina wondering what is causing her vaginal irritation

Vaginal & Hormonal Health

7 Causes of Vaginal Irritation

Learn more about the most common causes of vaginal irritation, including infections, vaginal dryness, or a reaction caused by feminine hygiene products.

Vaginal & Hormonal Health

What Does Bacterial Vaginosis Discharge Look Like?

Understanding what bacterial vaginosis discharge looks like can help you spot and manage this infection effectively. Learn more.

A woman trying to understand the difference between a vulva and a vagina as she puts on her silk underwear

Vaginal & Hormonal Health

Vulva vs Vagina: What’s the Difference?

Although most of us use the term “vagina” to refer to the vulva, they’re two different things. Learn more about the female anatomy.

A female figure who has symptoms of bacterial vaginosis

Vaginal & Hormonal Health

What Are the Symptoms of Bacterial Vaginosis?

BV is one of the most common causes of unusual discharge. Keep reading to learn more about the symptoms of bacterial vaginosis and how to treat them.

Close up of people with vaginas experiencing vulvar pain

Vaginal & Hormonal Health

6 Causes of Vulvar Pain

Learn more about the most common causes of vulvar pain, and what to do about it.

Unbalanced pH level gradients from acidic to basic

Vaginal & Hormonal Health

4 Symptoms of Unbalanced pH Levels

Maintaining a healthy vaginal pH is super important. Here’s how to recognize the most common symptoms of unbalanced pH levels.

A microscopic image of a purple/blue microbe that is causing the vagina to smell

Vaginal & Hormonal Health

Why Does My Vagina Smell?

Concerned about why your vagina smells? Learn the common causes of vaginal odor and effective ways to manage it.

An up close black and white photo of fungi as a representation of fungi after sex

Vaginal & Hormonal Health

Can You Get A Yeast Infection After Sex?

Yeast infection after sex is a common concern. Although sex itself doesn’t directly cause a yeast infection, it can increase the risk of one developing one.

a close up photo of a colored gradient of a vaginal pH test

Vaginal & Hormonal Health

What Is a Vaginal pH Test?

Learn more about vaginal pH tests, how they work, how they differ from a vaginal microbiome test, and whether you should bother taking one.

Vaginal & Hormonal Health

How to Stop Discharge Every Day

If you’re wondering how to stop discharge every day, the short answer is that you can’t. Keep reading to learn more about why discharge is normal, and how to spot unhealthy discharge.

Vaginal & Hormonal Health

Why Do I Keep Getting BV?

One of the most common questions from the Evvy community is “Why do I keep getting BV?” Learn more about why your BV keeps coming back.

Vaginal & Hormonal Health

How Do You Know if You Have BV?

Other conditions can cause similar symptoms to bacterial vaginosis. So how do you know if you have BV? Learn how to know if you have BV, plus how to treat it.

Vaginal & Hormonal Health

Is Douching Safe?

Learn whether douching is safe & why it can be harmful to vaginal health. Understand the risks of douching and how it affects your body's cleaning process.

Vaginal & Hormonal Health

Does the Candida Diet Work?

Find out if the candida diet works to treat Candida overgrowth, prevent yeast infections & improve overall vaginal health by cutting out sugar.

A macro photo of lactobacillli – the protective bacteria. Here, there is too much lactobacilli causing the infection – vaginal lactobacillosis

Vaginal & Hormonal Health

What Is Lactobacillosis?

So what happens when lactobacilli go rogue and become the cause of an infection? Yes, you can have too much of a good thing, and it’s called vaginal lactobacillosis (VL).

Vaginal Microbiome 101

What Is Prevotella Bacteria?

Prevotella bacteria are anaerobic microbes found in the body. They are key to the gut microbiome but can signal infection in the vaginal microbiome.

a close-up photo of red and white microbes in the vaginal microbiome some of which can influence your likelihood of viral STIs

Vaginal Microbiome 101

What Is the Link Between the Vaginal Microbiome and STIs?

The health of the vaginal microbiome has been linked to fertility issues, pregnancy outcomes, your risk of developing certain cancers, and even your likelihood of getting a sexually transmitted infection (STI).

A macro image of candida - a bacteria responsible for yeast infection

Vaginal & Hormonal Health

How to Tell if You Have a Yeast Infection

From thick, clumpy white discharge to itching and an uncomfortable burning sensation, here’s how to tell if you have a yeast infection.

Vaginal & Hormonal Health

Gardnerella Vaginalis Treatment

If you have symptoms, Gardnerella vaginalis can be treated with antibiotics. Learn about treatment and prevention for Gardnerella vaginalis.

a close-up photo of a bottle of coconut oil used for vaginal dryness

Vaginal & Hormonal Health

Can You Use Coconut Oil for Vaginal Dryness?

Vaginal dryness is a frustratingly common condition. Although it's most common in menopause, it can affect women at any age and can be uncomfortable to deal with. While there are plenty of tried-and-tested treatments, many people turn to home remedies, like coconut oil for vaginal dryness, as an alternative to over-the-counter products or prescription options.

A macro image of a woman using hyaluronic acid for skincare which can also be used for vaginal dryness.

Vaginal & Hormonal Health

Can I Use Hyaluronic Acid for Vaginal Dryness?

Topical treatments for genitourinary syndrome of menopause (including vaginal dryness) include vaginal estrogen and hormone-free vaginal moisturizers — including ones containing hyaluronic acid.

Vaginal & Hormonal Health

Home Remedies for Yeast Infections and BV: Do They Work?

Explore effective home remedies for yeast infections, backed by science, & learn if natural solutions can help with yeast infections and BV.