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.
An over-the-counter veterinary product called Anxitane is now available, where the suggested dosage is 25 mg l-theanine twice a day for dogs less than 10 kg (22 lbs), 50 mg twice a day for dogs 10 to 25 kg (22 to 55 lbs), and 100 mg twice a day for dogs over 25 kg (55 lbs).