#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 women looking at common vaginal infections through the microscope and trying to figure out what are the causes

Vaginal & Hormonal Health

What Are the Common Causes of Vaginal Infections?

Discover the common causes of vaginal infections and simple ways to prevent them in our easy-to-follow guide.

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.

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.

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.

Close-up 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.

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

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 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.

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

Gardnerella Vaginalis Treatment

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

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.

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).

Vaginal Microbiome 101

Guide to Managing and Treating Prevotella Bivia

Struggling with Prevotella bivia? Discover treatment options, symptoms, and how to take control of your vaginal health.

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 & 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.

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.

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 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?

Hyaluronic acid offers relief for vaginal dryness, providing a gentle, hormone-free alternative for genitourinary syndrome of menopause.

Vaginal & Hormonal Health

Treating Yeast Infections and BV at Home: What Really Works

Explore safe, natural home remedies to relieve yeast infection and BV symptoms in women—discover what works, how to use it, and when to seek medical help.

Sex & Relationships

BV Treatment for Men: Understanding Male Partner Treatment

Learn about BV treatment for men, the role men play in bacterial vaginosis transmission, and how it affects their female partners during sexual activity.

Vaginal & Hormonal Health

What Is HPV? Causes, Symptoms, and How You Get It

Human papillomavirus (HPV) is the most common STI. There are hundreds of different types of HPV, most of which are harmless and won't cause any issues.

Image of a person with a sexually transmitted disease (STD) while pregnant

Vaginal & Hormonal Health

What Happens if You Get an STD While Pregnant?

Learn what happens if you get an STD while pregnant, how to treat it, and how to protect yourself and your baby with timely testing and treatment options.

a woman telling her partner she has an STD

Sex & Relationships

How to Tell Your Partner You Have an STD

Talking to your partner about STDs can feel scary. Learn how to tell your partner you have an STD with our tips on how to navigate these conversations.

Vaginal & Hormonal Health

Vaginal Estrogen: Everything You Need to Know

Discover how vaginal estrogen can alleviate menopause symptoms like vaginal dryness, painful sex, and frequent UTIs, improving comfort and quality of life.