1 With all needed parts and labor, hiring a plumber to install a traditional gas water heater costs $300-$3,500 or more, depending on capacity (with 40 or 50 gallons the most common sizes); length of warranty (typically 5-12 years); and the amount of repairs required to meet current building codes.
L-Theanine and Caffeine Dosage. Theanine and caffeine are most often used in a 2:1 ratio. Each capsule contains 200mg of theanine and 100mg of caffeine. For best results, individuals should take 1 theanine and caffeine capsule per day.
L-Theanine is believed to increase the bodyâs production of GABA and counter stress. It is also believed to counter the âjitteryâ effect from caffeine present in most teas. This is one reason why tea has a reputation for being more soothing than coffee.