Nadi Matching is one of the most important factors in Ashtakoota kundli matching. Out of the total 36 Gunas, Nadi alone carries 8 points, making it the most heavily weighted criterion in horoscope matching for marriage.

Every Nakshatra belongs to one of the three Nadis:

Aadi (Adi) Nadi
Madhya Nadi
Antya Nadi
According to traditional Vedic astrology, a harmonious marriage requires that the prospective bride and groom belong to different Nadis. When both individuals belong to the same Nadi, it results in nadi dosha, and the couple receives 0 out of 8 points in Nadi matching.

Same Nadi Combinations Receive Zero Score
The following combinations are considered Nadi Dosha and receive 0 points during Kundli Matching:

Aadi Nadi + Aadi Nadi = 0 Points
Madhya Nadi + Madhya Nadi = 0 Points
Antya Nadi + Antya Nadi = 0 Points
These combinations indicate that both individuals share the same Nadi, which is traditionally considered unfavorable for marriage unless the dosha is cancelled by other astrological factors.

Different Nadis Are Considered Auspicious
When the bride and groom belong to different Nadis, the full 8 points are generally awarded.

Examples include:

Aadi + Madhya
Aadi + Antya
Madhya + Antya
These combinations are believed to create better compatibility in physical constitution, health, temperament, and family life.

Why Is Different Nadi Preferred?
Classical Vedic astrology associates the three Nadis with different constitutional energies similar to the Ayurvedic concepts of Vata, Pitta, and Kapha.

The traditional belief is that when both partners possess the same Nadi, they may have similar energetic imbalances. This can sometimes lead to:

Frequent misunderstandings
Health-related concerns
Reduced harmony in married life
Difficulty in conception or concerns regarding children in certain cases
When the Nadis are different, the energies are considered more balanced, creating a stronger foundation for a peaceful and stable marriage.

Many people mistakenly assume that receiving 0 points in Nadi Matching automatically makes a marriage impossible. Traditional Vedic astrology does not support such a simplistic conclusion.

It is important to check Nadi Dosha cancellation whenever there is Nadi Dosha in Kundli Milan. It is also important to check Beeja Sphuta and Kshetra Sphuta while assessing childbirth potential

In Kundli Matching, Aadi–Aadi, Madhya–Madhya, and Antya–Antya combinations receive 0 points because both partners belong to the same Nadi, resulting in Nadi Dosha. Traditionally, marriages are considered more favorable when the bride and groom have different Nadis, as this is believed to promote better compatibility and harmony.

However, a zero score in Nadi Matching should never be the sole basis for accepting or rejecting a marriage proposal. A comprehensive horoscope analysis, including the examination of Nadi Dosha cancellation and overall planetary strength, is essential before reaching any conclusion.