CYCLONE Vitamin C Booster for Racing Pigeons - Soluble vitamin C Booster for Racing Pigeons. UNIQUE POINTS: Can be used to good effect when administered as part of our pigeon product plan. As used and recommended by Galaxy Lofts since 2006. BENEFITS: Maintains correct vitamin C levels. Fully water soluble. INGREDIENTS: Vitamin C with glucose transporter. ADMINISTRATION: Add 1 scoop (2.5g) per 2 pints of drinking water for 2 consecutive days. ADDITIONAL INFORMATION: May be mixed in water together with other Aviform supplements as required.