Foods rich in keratin and biotin to boost hair growth in summer

Onion: About 10.2 mg of keratin is present in 1-cup portion of cooked onions.

Sunflower seeds: One of the best dietary sources of keratin and biotin is sunflower seeds. 

Garlic: One of the fastest ways to boost keratin is by eating garlic. 

Carrots: Carrots that have been cooked contain 9.7 mg of keratin per cup.

Chickpeas: Chickpeas are another abundant food source of keratin. 

Green leafy vegetables: Dark leafy greens are rich sources of keratin, including spinach, cabbage, lettuce, and kale.

Eggs: Eating eggs is an ideal natural method to boost keratin and biotin production.

Mangoes: Peeled mangoes comprise 8.5 mg of keratin and biotin per cup. 

This information is not DNA's opinion but obtained from media reports