Headaches: How diet, lifestyle, and supplements may provide benefits.

Examine Database: Headaches

Intervention	Grade	Evidence	Effect
Umckaloabo	B	Participants: 4364	Small Improvement
Caffeine	B	Participants: 1503	Small Improvement
Relaxation Therapy	B	Participants: 383	Small Improvement
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Niacin (Vitamin B3)		Participants: 300
Bitter orange		Participants: 81
Mindfulness		Participants: 150
Peppermint		Participants: 73
Lactase Enzyme		Participants: 26
Kefir		Participants: 82
Theanine		Participants: 24
Creatine		Participants: 35
Biofeedback		Participants: 558

B