Regrowing hair can be a multi-step process that requires patience and consistency. Here are some tips and techniques that may help stimulate hair growth:

1. Eat a balanced diet: Proper nutrition is essential for healthy hair growth. Include foods rich in vitamins A, C, E, and Biotin, such as fruits, vegetables, nuts, and whole grains.
2. Massage your scalp: Massaging your scalp can help increase blood circulation, which promotes hair growth. Use your fingertips to gently massage your scalp in circular motions for a few minutes each day.
3. Avoid heat and chemical treatments: Excessive heat styling and chemical treatments can damage hair follicles and inhibit growth. Minimize the use of hot tools and harsh chemicals.
4. Try essential oils: Some essential oils, like rosemary, peppermint, and lavender, have been associated with hair growth. Dilute a few drops of the oil in a carrier oil, such as coconut or jojoba oil, and massage it into your scalp.
5. Use a gentle shampoo: Choose a shampoo that is free from harsh chemicals and sulfates. Look for products that promote scalp health and stimulate hair growth.
6. Consider medical treatments: In some cases, medical treatments like minoxidil or finasteride may be prescribed to promote hair growth. Consult a healthcare professional for advice.

Remember, regrowing hair takes time, and results may vary depending on individual factors. It's important to consult with a healthcare professional or a dermatologist for personalized advice and treatment options.

References:

• Diet and hair loss: effects of nutrient deficiency and supplement use
• Peppermint oil promotes hair growth without toxic signs
• Hair Cosmetics: An Overview