US Diagnostics Center

US Diagnostics Center (USDC) is a DNA relationship testing company headquartered in Franklin, Ohio. Founded by Dr. Todd Lewis, USDC provides paternity, maternity, sibling, grandparent, avuncular, and twin zygosity DNA tests to individuals and families across the United States. Their tests start at $79, results come back in 2-3 business days, and every kit ships in discreet, unmarked packaging. The company offers at-home DNA test kits with painless cheek swabs, and their laboratory analyzes up to 28 genetic markers using STR profiling, delivering results with 99.99% accuracy for confirming biological relationships.

US Diagnostics Center (USDC) is a DNA relationship testing company headquartered in Franklin, Ohio. It was founded by Dr. Todd Lewis. The company provides paternity, maternity, sibling, grandparent, avuncular, and twin zygosity DNA tests to individuals and families across the United States. Their tests start at $79, results come back in 2-3 business days, and every kit ships in discreet, unmarked packaging. The company offers at-home DNA test kits for relationship testing. Their laboratory analyzes up to 28 genetic markers using STR profiling and delivers results with 99.99% accuracy for confirming biological relationships.

• Home Paternity Test Kit

  At-home DNA paternity test kit with 99.99%+ accuracy for confirming a biological father and 100% accuracy for exclusion. Results in 2-3 business days.

• Home Grandparent DNA Test

  Grandparentage DNA test kit to determine whether a child is the biological grandchild of the alleged father's parent(s). Results in 2-3 business days.

1. USDCTest | DNA Paternity Testing for Peace of Mind
2. About US Diagnostics Center | DNA Testing from Ohio
3. Home Paternity Test Kit | $79 | USDC
4. Grandparent DNA Test | $139 | USDC