My 2p worth. Go and ask a pharmacist, not just the person behind the counter, ask to speak with the pharmacist, I find them incredibly helpful.
@Tadpole started
London Fixed Gear and Single-Speed is a community of predominantly fixed gear and single-speed cyclists in and around London, UK.
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My 2p worth. Go and ask a pharmacist, not just the person behind the counter, ask to speak with the pharmacist, I find them incredibly helpful.