Vitamin D3 for Health: A New Review Article by Dr. Michael Holick

A new review article on Vitamin by Dr. Michael F. Holick and Dr. Arash Hossein-Nezhad [...]

Supplementing with Folate Coenzymes 5-MTHF and Folinic Acid

Our knowledge of the B vitamin folate has been undergoing major changes in the last [...]

How Katie Survived & Thrived on 2DOCS Pet Vitamins & Superfoods

HPDI has been highly involved in the development of the 2DOCS line of pet supplements, [...]

A Secret Formula for Canine Health: Dog Heaven Recipe

THE NEXT LEVEL IN CANINE HEALTH AND PET NUTRITION: GIVE YOUR DOG HEAVENLY HEALTH!   [...]

2DOCS Human Grade Pet Supplements

My journey into designing pet supplements began in the realm of human nutrition. I have [...]

Call to Compost

We gardeners are designers, nurturers, and defenders of little island ecosystems — gardens — that [...]

Rejuvenation Program Part Nine: Acupuncture & Traditional Chinese Medicine

The HPDI Rejuvenation Program provides practices, protocols, and recommendations proven over 26 years. It is [...]

Rejuvenation Program Part Eight – Massage

The HPDI Rejuvenation Program provides practices, protocols, and recommendations proven over 26 years. It is [...]