Siddha diet and nutrition aims to promote physical health and well-being, enhance mental clarity and focus, and balance the three humors (vata, pitta, kapha) to achieve overall harmony and vitality.

Siddha diet and nutrition emphasizes eating a balanced diet, consuming foods that are in harmony with one's individual constitution, and avoiding foods that are difficult to digest or produce toxins.

The concept of 'trigunas' in Siddha medicine refers to the three qualities of sattva, rajas, and tamas, which are believed to influence the mind and body.

Fresh fruits and vegetables are considered sattvic foods in Siddha diet due to their purity and high nutritional value.

Spices and herbs play a vital role in Siddha diet and nutrition by enhancing the flavor of food, aiding in digestion and absorption of nutrients, and balancing the three humors.

Coffee is considered a rajasic food in Siddha diet due to its stimulating effects on the mind and body.

'Agni' (digestive fire) plays a crucial role in Siddha diet and nutrition by breaking down and assimilating nutrients from food, regulating metabolism and energy production, and supporting overall health and well-being.

Alcohol is considered a tamasic food in Siddha diet due to its intoxicating and dulling effects on the mind and body.

A sattvic diet rich in fresh fruits, vegetables, and whole grains is recommended in Siddha medicine for balancing the three humors and promoting overall health and well-being.

Triphala, a combination of three fruits (Amalaki, Bibhitaki, and Haritaki), is a popular Siddha herbal remedy for digestive issues due to its gentle laxative and cleansing properties.

'Dinacharya' (daily routine) is an integral part of Siddha diet and nutrition, as it helps to maintain a healthy balance of the three humors, promotes physical and mental well-being, and supports the body's natural healing processes.

Regular meditation and yoga, consuming sattvic foods and avoiding tamasic foods, and getting adequate sleep and rest are all recommended practices in Siddha diet and nutrition for promoting mental clarity and focus.

'Rasayana' in Siddha medicine refers to a group of herbal and mineral preparations that are believed to rejuvenate and revitalize the body and mind, support the immune system and promote longevity, and enhance physical strength and stamina.

Tulsi, also known as holy basil, is a popular Siddha herbal remedy for respiratory issues due to its expectorant and anti-inflammatory properties.

'Panchakarma' is a comprehensive detoxification and rejuvenation therapy in Siddha medicine that helps to balance the three humors, promote overall health and well-being, and address various health conditions.