The outer shell of Sam Ngoc Linh bulb is always thin and smooth, not rough
Ngoc Linh Ginseng when washed tubers is yellow-brown or gray-green.
When slicing Ginseng tubers, Ngoc Linh Ginseng outside the skin is yellow-brown and the inside is usually yellow and has a yellow core or a light purple phase.
Ngoc Linh Ginseng outside the skin is usually grayish green, the inner intestine is slightly purple, the core is purple.
Distinguishing fake true pearl ginseng based on the inner gut
Ginseng of fake pearls is usually very thick, touching the packaging, looking far away like the rhino color.
Tam That once sliced and looked white, sometimes with a purple tinge in the core.