For quality and safety, look for HOWARU® strains in the supplements you buy.
Take the guesswork out of shopping for a probiotic product. When you see the HOWARU® seal or any of our HOWARU® Signature Strains listed in the ingredients, you can rest assured you are getting the highest-quality probiotic supplement available.
The scientists behind HOWARU®…
Hear from some of the people who have dedicated their careers to advancing probiotic science.