This will be a longitudinal, randomised, stratified (for age), double-blind, 3-arm study of non-surgical periodontal therapy. The 3 arms will be:
1. Daily Juice Plus+ with 2 vegetable & 2 fruit & 2 berry capsule (test group 1)
2. Daily Juice Plus+ with 2 vegetable & 2 fruit & 2 placebo capsule (test