The most effective Rudraksha combination for mitigating Kaal Sarp Dosh is a combination of 8, 9, and 10 Mukhi Rudraksha beads, often worn together as a Kavach (pendant) or bracelet. This combination balances the malefic effects of Rahu and Ketu, removes obstacles, and protects against misfortune.

Key Rudraksha for Kaal Sarp Dosh:

8 Mukhi Rudraksha (Lord Ganesha): Removes obstacles and brings success.
9 Mukhi Rudraksha (Goddess Durga): Provides courage, protection, and destroys fear/negative energy.
10 Mukhi Rudraksha (Lord Vishnu): Protects against the negative effects of Rahu/Ketu.

Guidelines for Use:

Combination: It is best to wear a combination of 8, 9, and 10 Mukhi beads as a Kavach, often called the “Kaal Sarp Dosh Nivaran Kavach”.
Optional Addition: Some combinations include a 5 Mukhi bead for additional blessings from Lord Shiva.
Wearing Method: The beads should be worn close to the body, typically as a necklace or bracelet, preferably on a silk or wool thread, or capped in silver/gold.
Energization: It is recommended to perform a Prana Pratishtha (energization) ritual and recite appropriate mantras 108 times before wearing.

It is highly recommended to consult a Vedic astrologer to confirm the specific type of Kaal Sarp Dosh in your chart and to ensure the beads are authentic.