Ashwagandhadi lehyam is a very famous herbal jam product used for the treatment of muscle weakness, low body weight, etc. Ashwagandha is its main ingredient. It is also known as Aswagandhadi Lehyam, Asvagandhadi leham.
Ashwagandhadi lehyam uses: 
It is a natural Ayurveda body buildinag supplement. 
It helps to put on weight in a healthy way. 
It also helps to relieve emaciation, blood impurities. 
It brings about rejuvenation.
It is also used as a gym supplement
It is rich in anti oxidants.
Note : that this product is different from Ajaswagandhadi leham 
Ajaswagandhadi Leham is a non veg Ayurvedic product. But Ashwagandhadi Lehyam is a pure vegetarian product.
Ashwagandhadi Lehyam dose –
5 – 10 grams once or twice a day before or after food with milk, or as directed by Ayurvedic Doctor.
Dosage for children below 5 years of age – 1 – 2 grams, once or twice a day, along with a teaspoon of honey or warm water / milk.
Dosage for children between 5 – 12 years of age – 5 grams once or twice a day along with a teaspoon of honey or warm water / milk.
If you are going to gym then you can take 2 teaspoons of it just before going to gym.
Ashwagandhadi Lehyam side effects: 
There are no known side effects with this product. However, it is not suitable for diabteics, since it contains sugar.
How to prepare Ashwagandhadi Lehyam – 
A kashayam is prepared with Ashwagandha – Withania somnifera – 192 g
Sariva – Hemidesmus indicus – 192 g
Shweta Jiraka – White caraway – 192 g
Madhusnuhi – Smilax china – 192 g
1.256 kg of sugar is added to this Kashayam and heating is continued.
Meanwhile, raisins – 192 grams are taken and slightly heated with 226 grams of ghee. This paste is also added to sugar and kashayam mix.
Heating is continued till the whole mass gains jam consistency.
Then it is added with 24 grams of cardamom, stirred well.
At the end, 452 grams of honey is added.