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derma roller didn't roll","Not convinced it works","It was not effective at all",{"topic":776,"percentOfMentions":777,"verbatims":778},"Instructions\u002FUser Manual\u002FTroubleshooting",0.075,[779,780],"No instructions","Lack of instructions",{"topic":782,"percentOfMentions":206,"verbatims":783},"Comfort-Overall",[784],"Does feel too uncomfortable",{"topic":699,"percentOfMentions":206,"verbatims":786},[787],"So, its misleading",{"topic":789,"percentOfMentions":790,"verbatims":791},"Material Quality",0.025,[792],"Week material",{"topic":706,"percentOfMentions":790,"verbatims":794},[795],"Waste of money",[797,799,802,804,807,809,812,814,816,819],{"reason":770,"pct":798},0.17809999999999998,{"reason":800,"pct":801},"Size-Overall",0.16440000000000002,{"reason":685,"pct":803},0.1301,{"reason":805,"pct":806},"Defective Material\u002FParts",0.1096,{"reason":699,"pct":808},0.06849999999999999,{"reason":810,"pct":811},"Suitability Short Hair",0.041100000000000005,{"reason":813,"pct":811},"Damage\u002FBurn Hair",{"reason":758,"pct":815},0.0342,{"reason":817,"pct":818},"Sharpness",0.0274,{"reason":820,"pct":821},"Skin Health",0.020499999999999997,[823,827,832,837,842,847,852,857,861,866],{"term":162,"volume":824,"growthQoq":825,"conversionRate":826},355045,-0.2309,0.0721,{"term":828,"volume":829,"growthQoq":830,"conversionRate":831},"derma roller for hair growth",64107,-0.2624,0.074,{"term":833,"volume":834,"growthQoq":835,"conversionRate":836},"microneedling roller",56404,-0.1882,0.046,{"term":838,"volume":839,"growthQoq":840,"conversionRate":841},"dermaroller",38598,-0.3074,0.0532,{"term":843,"volume":844,"growthQoq":845,"conversionRate":846},"micro needling roller",26363,-0.0009,0.044,{"term":848,"volume":849,"growthQoq":850,"conversionRate":851},"beard roller",22816,0.026,0.0824,{"term":853,"volume":854,"growthQoq":855,"conversionRate":856},"derma roller 0.5mm",18446,-0.0442,0.0913,{"term":858,"volume":859,"growthQoq":860,"conversionRate":206},"dermaroller for hair growth",18995,-0.2043,{"term":862,"volume":863,"growthQoq":864,"conversionRate":865},"beard roller for growth",16677,-0.3665,0.0793,{"term":867,"volume":868,"growthQoq":869,"conversionRate":870},"scalp derma roller",9051,-0.1876,0.0654,[872,878,883,889,894,899],{"title":873,"href":874,"score":202,"verdict":875,"marketSize":876,"growth90":877},"cellulite massager","\u002Fresearch\u002Fuk\u002Fbeauty\u002Fcellulite-massager","watch",199354.35,0.3101,{"title":879,"href":880,"score":202,"verdict":875,"marketSize":881,"growth90":882},"anti chafing stick","\u002Fresearch\u002Fuk\u002Fbeauty\u002Fanti-chafing-stick",446298.88,1.742,{"title":884,"href":885,"score":202,"verdict":886,"marketSize":887,"growth90":888},"mens aftershave","\u002Fresearch\u002Fuk\u002Fbeauty\u002Fmens-aftershave","launch",4994254.67,0.1999,{"title":890,"href":891,"score":202,"verdict":875,"marketSize":892,"growth90":893},"face gems","\u002Fresearch\u002Fuk\u002Fbeauty\u002Fface-gems",155770.32,1.8406,{"title":895,"href":896,"score":202,"verdict":875,"marketSize":897,"growth90":898},"england face paint","\u002Fresearch\u002Fuk\u002Fbeauty\u002Fengland-face-paint",19880.84,23.8723,{"title":900,"href":901,"score":202,"verdict":875,"marketSize":902,"growth90":903},"primus aged garlic","\u002Fresearch\u002Fuk\u002Fbeauty\u002Fprimus-aged-garlic",17916.43,1.4424]