Key Differences. December 7, 2025 12:30 am - Think you know which type of nutrition testing is right for you? DNA testing reveals genetic predispositions that last a lifetime, while blood work shows y ...

Discover the truth about hormones, testing, HRT and natural support so you can make informed, confident choices about your ...

Health experts say tighter regulations around pregnancy supplements are needed as newer brands replace folic acid — a key nutrient shown to prevent birth defects — with a lesser-studied alternative.

Elizabeth Blessing is a financial writer and editor specializing in growth investing, high-yield stocks, small caps, and gold investing. Investopedia / Matthew Collins Asset deficiency occurs when a ...

Mikayla Morell is a content writer and editor residing in Philadelphia, PA. She began her career as a writer while also working as a phlebotomist in a local hospital. She wanted to use her ...

Jillian Kubala, MS, is a registered dietitian based in Westhampton, NY. Jillian uses a unique and personalized approach to help her clients achieve optimal wellness through nutrition and lifestyle ...

You’ve heard of vitamin D – it’s the supplement that experts all agree we could do with taking, especially during the winter. However, this is because vitamin D is not technically a vitamin, it’s a ...

Relative Energy Deficiency in Sport (REDs) was first introduced in 2014 by the International Olympic Committee’s expert writing panel, identifying a syndrome of deleterious health and performance ...

Many people in the UK are not getting the recommended amount of some vital minerals, leading to symptoms including fatigue and lethargy, sometimes with long-term health risks. Consumption of iron, ...

According to the World Health Organization (WHO), malnutrition comes in three forms. One is undernutrition or hunger, caused by an insufficient intake of energy and protein. But other types of ...

Too little iron, vitamin D, zinc, or other nutrients may cause changes in your body that lead to alopecia. Vitamin deficiencies do not typically cause hair loss, but too many specific vitamins, like ...

Vitamin K deficiency is rare because it is made naturally by bacteria in the gut and found in foods like leafy greens and vegetable oils. Signs of vitamin K deficiency in adults include easy bruising ...