Help may be here if you want to keep the  and grey hair away and slow down the aging . New research says that eating green vegetables can delay the  of aging. Researchers say that broccoli and avocado in  have a compound that slows down the  we  at. It is also in green fruit and is called NMN. It helps slow down the  of getting old. Scientists say NMN can also refresh the . It helps restore levels of energy production in our  that weaken as we age. It also helps reduce weight  and the worsening of our vision.
The  is from the USA's Washington University School of Medicine. Professor Shinichiro Imai said: "We have shown a  to slow the physiological  that we see in  mice. This means older mice have  and energy levels resembling that of  mice." Professor Imai said NMN reduced the usual signs of aging.  These include weaker muscles, poor liver , lower bone density and poorer eyesight. The  our metabolism changes over time and leads to  energy levels has been a puzzle for decades. This latest research casts  light on this.