INFO RM A TIO N FO R NUTRITIO NISTS
POLYOLS IN SUGAR-FREE AND REDUCED-CALORIE FOODS AND BEVERAGES INFO - - PowerPoint PPT Presentation
POLYOLS IN SUGAR-FREE AND REDUCED-CALORIE FOODS AND BEVERAGES INFO - - PowerPoint PPT Presentation
POLYOLS IN SUGAR-FREE AND REDUCED-CALORIE FOODS AND BEVERAGES INFO RM A TIO N FO R NUTRITIO NISTS WHAT ARE POLYOLS? L o w-dig e stib le c a rb o hydra te swe e te ne rs, a lso kno wn a s sug a r a lc o ho ls, tho ug h the y a re ne ithe
WHAT ARE POLYOLS?
- L
- w-dig e stib le c a rb o hydra te swe e te ne rs, a lso
kno wn a s sug a r a lc o ho ls, tho ug h the y a re ne ithe r sug a rs no r a lc o ho ls
- Hydro g e na te d fo rms o r mo no -, di- o r
po lysa c c ha ride s, me a ning the hydro xyl g ro up re pla c e s the a lde hyde o r ke to ne g ro up 1
- Hydro g e na te d mo no sa c c ha ride s inc lude : D-ta g a to se ,
e rythrito l, ma nnito l, so rb ito l, xylito l
- Hydro g e na te d disa c c ha ride s inc lude : iso ma lt, iso ma ltulo se ,
ma ltito l, tre ha lo se
- Hydro g e na te d po lysa c c ha ride s inc lude : hydro g e na te d
sta rc h hydro lysa te s (HSH), po lyg lyc ito ls (e .g ., ma ltito l a nd so rb ito l syrups)
POLYOLS AS SUGAR REPLACERS
- Ac c o rding to a 2010 c o nsume r surve y b y the
Ca lo rie Co ntro l Co unc il, 78% o f Ame ric a ns who a re trying to lo se we ig ht use lo w-sug a r, sug a r-fre e a nd re duc e d-c a lo rie fo o ds a nd b e ve ra g e s2
MOST POLYOLS ARE NUTRITIVE
- Po lyo ls a re no t c a lo rie -fre e a s the re is so me de g re e
- f dig e stio n a nd a b so rptio n o f the c a rb o hydra te
- As po lyo ls c a n b e use d to re duc e the le ve l o f sug a r
in fo o ds a nd b e ve ra g e s, the y a re c o mmo nly kno wn a s:
- Sug a r sub stitute s
- Sug a r re pla c e rs
- Alte rna tive swe e te ne rs
- L
- w-c a lo rie swe e te ne rs3
CALORIC VALUE OF POLYOLS
- Po lyo ls pro vide fe we r c a lo rie s pe r g ra m tha n sug a r,
whic h pro vide s 4 c a lo rie s/ g ra m
Polyol Calor ic Value *
E rythrito l 0.0 c a lo rie s/ g ra m Ma nnito l 1.6 c a lo rie s/ g ra m I so ma lt 2.0 c a lo rie s/ g ra m L a c tito l 2.0 c a lo rie s/ g ra m Ma ltito l 2.1 c a lo rie s/ g ra m Xylito l 2.4 c a lo rie s/ g ra m So rb ito l 2.6 c a lo rie s/ g ra m Hydro g e na te d Sta rc h Hydro lysa te s 3.0 c a lo rie s/ g ra m *Ca lo ric va lue pe r the F DA fina l rule o n nutritio n la b e ling 4
FUNCTIONALITY IN FOODS AND BEVERAGES
- F
- r the mo st pa rt, po lyo ls re ta in the c he mic a l
struc ture o f sug a rs, me a ning the y ha ve ma ny o f the pro pe rtie s o f sug a r in fo o ds1
- While func tio na lity va rie s b e twe e n po lyo ls a nd
spe c ific a pplic a tio ns, po lyo ls c a n impa rt the fo llo wing pro pe rtie s whic h impa c t func tio na lity:
- Swe e tne ss
- Bulking , whic h influe nc e s vo lume a nd mo uthfe e l
- Mo isture re te ntio n
- Wa te r a c tivity inhib itio n
- Sug a r c rysta lliza tio n inhib itio n
- Visc o sity
- F
la vo r re te ntio n a t hig h te mpe ra ture s1,5-7
WHERE CAN POLYOLS BE FOUND?
- Po lyo ls a re prima rily fo und in sug a r-fre e , re duc e d-
sug a r, re duc e d-c a lo rie a nd no sug a r a dde d fo o ds a nd b e ve ra g e s
- Co nfe c tio na rie s, b a ke d g o o ds, fro ze n de sse rts, syrups,
b e ve ra g e s
- Che wing g um, b re a th mints
- Po lyo ls c a n a lso b e fo und in o ra l he a lth pro duc ts,
inc luding to o thpa ste a nd mo uthwa sh, a s we ll a s me dic a tio ns, suc h a s c o ug h me dic ine s
- Po lyo ls a re no t so ld a s fo o d ing re die nts fo r ho me
use
REGULATION OF POLYOLS IN THE US
- I
n the US, the F
- o d a nd Drug Administra tio n (F
DA) re c o g nize s po lyo ls a s e ithe r a ppro ve d fo o d a dditive s o r a s Ge ne ra lly Re c o g nize d a s Sa fe (GRAS)5
- Appro ve d fo o d a dditive s: ma nnito l, xylito l (fo r spe c ia l
die ta ry use s)
- GRAS: e rythrito l, iso ma lt, la c tito l, ma ltito l, hydro g e na te d
sta rc h hydro lysa te s/ po lyg lyc ito ls
FOOD ADDITIVE APPROVAL VS. GRAS
- F
- r the fo o d a dditive a ppro va l pro c e ss,
ma nufa c ture rs pro vide sa fe ty da ta to the F DA in the fo rm o f a F
- o d Additive Pe titio n, whic h is
re vie we d b y the Ag e nc y a nd a ppro ve d o r de nie d 8
- F
- r tho se ing re die nts whic h me e t the de finitio n o f a
fo o d a dditive b ut a re “g e ne ra lly re c o g nize d a s sa fe ,” ma nufa c ture rs c a n file a GRAS no tific a tio n with the F DA a nd c a n re c e ive a n a ffirma tive re spo nse (“le tte r o f no o b je c tio n”) o r a re je c tio n8
- I
ng re die nts a re c o nside re d to b e GRAS b y e xpe rts fo r the inte nde d use in the no tific a tio n
DIGESTION AND ABSORPTION OF POLYOLS
- Mo no sa c c ha ride po lyo ls a re a b so rb e d mo re slo wly
tha n g luc o se 1,6,7,9
- Di- a nd po lysa c c ha ride po lyo ls a re pa rtia lly o r
inc o mple te ly dig e ste d a nd a b so rb e d in the sma ll inte stine a nd fe rme nte d in the la rg e inte stine 1,6,7,9
- Sinc e po lyo ls a re no t c o mple te ly dig e ste d,
a b so rb e d a nd me ta b o lize d fo r e ne rg y, the y pro vide fe we r c a lo rie s pe r g ra m tha n sug a r
6,7,10,11
- T
- the e xte nt tha t po lyo ls a re me ta b o lize d, typic a lly
little to no insulin pro duc tio n is re q uire d 6,7,10,11
POSSIBLE GI EFFECTS
- Whe n c o nsume d in e xc e ssive a mo unts b y se nsitive
individua ls, po lyo ls c a n le a d to g a stro inte stina l (GI ) e ffe c ts, suc h a s g a s, b lo a ting , a b do mina l disc o mfo rt a nd inc re a se d la xa tio n (inc luding dia rrhe a )1,5,9,12
- F
DA ha s de fine d “e xc e ssive c o nsumptio n” fo r so rb ito l (mo re tha n 50 g ra ms/ da y) a nd ma nnito l (mo re tha n 20 g ra ms/ da y)3,6,7,11
- F
- o ds whic h mig ht le a d to inta ke c lo se to the se le ve ls a re
re q uire d to inc lude a n a dviso ry sta te me nt o n the la b e l
VARIABILITY IN GI EFFECTS
- GI
e ffe c ts o f po lyo ls c a n va ry a mo ng individua ls a nd b e influe nc e d b y a numb e r o f fa c to rs
- Amo unt c o nsume d 1,7,9
- E
xc e ssive c o nsumptio n in o ne sitting c a n le a d to GI e ffe c ts
- F
re q ue nc y o f c o nsumptio n/ a da pta tio n1,6,7,9
- Po lyo ls a re b e tte r to le ra te d if c o nsume d in sma lle r po rtio ns
thro ug ho ut the da y
- F
- o d fo rm/ o the r fo o ds a nd nutrie nts c o nsume d 1,9,10
- Po lyo ls ma y b e b e tte r to le ra te d in so lid ra the r tha n liq uid fo rm a s
so lid fo o ds mo ve thro ug h the GI tra c t mo re slo wly, a llo wing fo r mo re tra nsit time a nd inc re a se d dig e stio n/ a b so rptio n
- I
ndividua l c ha ra c te ristic s a nd c o nditio ns9
- Ce rta in he a lth c o nditio ns impa c ting the GI
c o uld le a d to inc re a se d GI e ffe c ts (e .g ., irrita b le b o we l syndro me (I BS))
TOLERANCE IN CHILDREN
- Due to the ir sma lle r b o dy size , c hildre n mig ht b e
mo re se nsitive to po te ntia l GI e ffe c ts9
- T
he re fo re , c a re sho uld b e ta ke n to e nsure tha t c hildre n a re c o nsuming po lyo ls in sma lle r a mo unts5
PROVIDING GUIDANCE ON GI CONCERNS
- I
f a c lie nt is c o mpla ining a b o ut GI issue s, c o nsumptio n o f fo o ds a nd b e ve ra g e s swe e te ne d with po lyo ls sho uld b e a sse sse d a lo ng side o the r die ta ry, life style a nd he a lth fa c to rs
- I
f a c lie nt ha s re c e ntly inc re a se d inta ke o f po lyo ls, sha re info rma tio n a b o ut po lyo ls, suc h a s the fo llo wing :
- Po lyo ls a re b e tte r to le ra te d in so lid ve rsus liq uid fo rms
- L
a rg e r inta ke s ma y b e a c c e pte d if g ra dua lly inc re a se d
- ve r da ys o r we e ks a nd divide d into po rtio ns thro ug ho ut
the da y
- E
xc e ss c o nsumptio n o f po lyo ls ma y sig na l a n a ssumptio n tha t o the r fo o ds c a n b e c o nsume d witho ut limit; the re fo re , a n e xpla na tio n o f to ta l c a lo rie s, no t just sug a r c o nte nt, sho uld b e g ive n
GLYCEMIC RESPONSE
- Co nsumptio n o f fo o ds a nd b e ve ra g e s with po lyo ls
pro duc e s a lo we r g lyc e mic re spo nse tha t simila r pro duc ts ma de with fully fe rme nta b le c a rb o hydra te s13
- Slo we r a nd inc o mple te a b so rptio n le a ds to sma lle r
a mo unts a nd/ o r a mo re slo wly a va ila b le supply o f g luc o se 10
- Po lyo ls pro duc e a sig nific a ntly lo we r po st-pra ndia l
b lo o d g luc o se re spo nse c o mpa re d to fruc to se , g luc o se a nd suc ro se 13,14
- Po lyo ls e ffe c t b lo o d g luc o se to so me e xte nt in
individua ls with a nd witho ut dia b e te s15
WEIGHT MANAGEMENT
- Po lyo ls c a n b e use d in the c o nte xt o f the o ve ra ll
e a ting pa tte rn a s o ne wa y to a ssist with we ig ht ma na g e me nt7,14,15
- Due to the ir inc o mple te me ta b o lism, po lyo ls
pro vide a ppro xima te ly ha lf the e ne rg y o f o the r c a rb o hydra te s, so re pla c ing fo o ds a nd b e ve ra g e s ma de with po lyo ls fo r hig he r-sug a r ve rsio ns mig ht he lp re duc e c a lo rie c o nsumptio n1,3
DENTAL CARIES
- Po lyo ls, a nd pa rtic ula rly xylito l, do no t pro mo te
to o th de c a y a nd c o uld a ssist in pre ve ntio n o f de nta l c a rie s
- Po lyo ls, unlike sug a rs, a re a po o r so urc e o f e ne rg y fo r
mic ro o rg a nisms in the mo nth a nd the re fo re , a re me ta b o lize d slo wly o r no t a t a ll b y pla q ue -synthe sizing b a c te ria 5,10,16
- Xylito l ma y b e b e ne fic ia l in pro mo ting to o th
re mine ra liza tio n10,16
POLYOLS IN CHEWING GUM
- Che wing g um swe e te ne d with po lyo ls, whe n use d
to sub stitute sug a r-swe e te ne d g um, c a n re duc e e xpo sure o f b a c te ria in the mo uth
- Che wing g um c a n inc re a se sa liva ry flo w, whic h c a n
re mo ve fo o d fro m the o ra l c a vity a nd ne utra lize pH in the mo uth16,17
POLYOLS ON LABELS: INGREDIENT LIST
- Spe c ific po lyo ls must b e liste d b y the ir na me in the
ing re die nt list o n fo o d a nd b e ve ra g e pro duc t la b e ls6,7,11
- One tip fo r c o nsume rs is tha t mo st po lyo ls e nd in –o l,
so the y c a n lo o k o ut fo r the se in the ing re die nt list
POLYOLS AND ADDED SUGARS
- With the fina l rule fro m the F
DA in 2016 o n nutritio n la b e ling , o ne o f the ma jo r c ha ng e s is the ne w ma nda te to list the a mo unt o f a dde d sug a rs o n the la b e l
4
- T
he a mo unt o f “Adde d Sug a rs” will a ppe a r unde r “T
- ta l
Sug a rs” o n the Nutritio n F a c ts la b e l, whic h a ppe a rs unde r the “T
- ta l Ca rb o hydra te s” line
- I
n the fina l rule , F DA sta te d tha t po lyo ls a re no t c o nside re d a dde d sug a rs, so a re the re fo re no t sub je c t to inc lusio n o n the ne w ma nda te 4
NUTRITION FACTS LABEL AND POLYOLS
- T
he c a lo ric va lue o f spe c ific po lyo ls must b e use d in the la b e ling o f the c a lo ric va lue fo r T
- ta l
Ca rb o hydra te s
- T
he a mo unt o f po lyo ls in a pro duc t c a n b e liste d a s a c o mpo ne nt o f the T
- ta l Ca rb o hydra te s1,4,6,7,15,18
- T
he a mo unt c a n b e vo lunta rily ide ntifie d unde r T
- ta l
Ca rb o hydra te s a s “Sug a r Alc o ho ls”
- Ho we ve r, if a c la im is ma de a b o ut po lyo ls o r sug a rs (e .g .,
“sug a r fre e ”) o n the la b e l, the listing o f the a mo unt o f “Sug a r Alc o ho ls” is ma nda to ry
SUGAR CLAIMS ON PRODUCT LABELS
- A va rie ty o f c la ims a re use d o n pro duc ts re la te d to
sug a r c o nte nt in fo o ds a nd b e ve ra g e s whic h c o nta in po lyo ls, inc luding the fo llo wing :
- Sug a r fre e
- No sug a r a dde d
- No a dde d sug a rs
- I
t is impo rta nt tha t c o nsume rs unde rsta nd tha t fo r pro duc ts whic h inc lude the se c la ims, it do e s no t indic a te the pro duc t is c a lo rie - o r c a rb o hydra te - fre e
- F
- r tho se c o unting c a rb o hydra te s, the Nutritio n
F a c ts ta b le will pro vide the ne c e ssa ry info rma tio n
USE OF POLYOLS IN DIABETIC MEAL PLANNING
- Ma na g e me nt o f b lo o d g luc o se is o f prima ry
c o nc e rn to tho se with dia b e te s, a nd sinc e po lyo ls pro vide fe we r c a lo rie s a nd pro vide le ss g luc o se tha n o the r c a rb o hydra te s, the y c a n b e b e ne fic ia l fo r tho se with dia b e te s
- Ho we ve r, tho se with dia b e te s sho uld no t a ssume
tha t pro duc ts ma de with po lyo ls a re “fre e fo o ds”
- T
ho se with dia b e te s sho uld pa y a tte ntio n to the Ca lo rie s a nd T
- ta l Ca rb o hydra te s line s a nd c o nside r pro duc ts ma de
with po lyo ls in te rms o f the o ve ra ll e a ting pla n a nd nutritio n g o a ls
CALCULATING CARBOHYDRATES
- As po lyo ls a re minima lly dig e ste d, it is e stima te d
tha t o nly ha lf o f the po lyo ls in a pro duc t sho uld b e c o unte d to wa rds the c a rb o hydra te inta ke 14,18
- F
- r e xa mple , if a pro duc t ha d o nly c a rb o hydra te s fro m
po lyo ls a nd the re we re 10 g ra ms o f po lyo ls, 10 g ra ms o f c a rb o hydra te wo uld b e c o unte d a s o nly 5 g ra ms
- “F
re e fo o ds” 14,18
- I
f a fo o d pro vide s 5 g ra ms o f c a rb o hydra te s o r le ss o r 20 c a lo rie s o r le ss
- I
f a pro duc t c o nta ins le ss tha n 10 g ra ms o f to ta l c a rb o hydra te s with a ll fro m po lyo ls
CALCULATING CARBOHYDRATES: EXAMPLE
- I
f a pro duc t lists “Sug a r Alc o ho ls” in the Nutritio n F a c ts la b e l, c o unt o nly ha lf o f the po lyo l g ra ms whe n c a lc ula ting c a rb o hydra te s
- E
xa mple :
- T
- ta l Ca rb o hydra te s: 30 g ra ms
- Sug a r Alc o ho ls: 28 g ra ms
- Ca rb o hydra te s: 30 – (28/ 2) = 16 g ra ms
TOTAL EATING PATTERN APPROACH
- Co nsume rs sho uld re me mb e r tha t a fo o d is no t
a uto ma tic a lly lo w-c a rb o hydra te , lo w-c a lo rie a nd with a lo w g lyc e mic re spo nse just b e c a use it is ma de with po lyo ls
- F
- o ds a re a mixture o f c a rb o hydra te so urc e s, a lo ng with
- the r ma c ro nutrie nts (e .g ., pro te in, fa t)
- T
he ma c ro nutrie nt c o nte nt a ffe c ts the g lyc e mic lo a d, whic h mig ht b e mo re impo rta nt tha t the g lyc e mic inde x o f individua l fo o ds
- Po lyo ls c a n b e use d in the c o nte xt o f a n o ve ra ll
he a lthy wa y o f e a ting , inc luding a wa y to e njo y swe e t fo o ds a nd b e ve ra g e s with fe we r c a lo rie s a nd le ss sug a r
KEY HIGHLIGHTS
- Po lyo ls use d in fo o ds a nd b e ve ra g e s to re pla c e sug a r
c a n re duc e c a lo rie s a nd c a rb o hydra te s
- I
n a dditio n to re g ula r o ra l hyg ie ne , pro duc ts ma de with po lyo ls, e spe c ia lly c he wing g um, c a n he lp re duc e risk o f de nta l c a rie s
- Co nsume rs sho uld c o nside r the to ta l e a ting pa tte rn a nd
he a lth g o a ls, e spe c ia lly tho se with dia b e te s a nd tho se trying to ma na g e the ir we ig ht
- Po lyo ls a re sa fe a nd pro duc ts ma de with the m c a n b e
e njo ye d b y c o nsume rs
- F
- r se nsitive individua ls, e xc e ssive inta ke o f po lyo ls c a n
c a use GI e ffe c ts, b ut this c a n b e a ddre sse d thro ug h g ra dua l a dditio n o f po lyo ls to the die t
REFERENCES
1. Gra b itske HA, Sla vin JL . L
- w-dig e stib le c a rb o hydra te s in pra c tic e . J Am Die t Asso c , 2008;
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- o d L
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- o ds T
ha t Ca n Re a so na b ly Be Co nsume d a t One E a ting Oc c a sio n; Dua l-Co lumn L a b e ling ; Upda ting , Mo difying , a nd E sta b lishing Ce rta in Re fe re nc e Amo unts Custo ma rily Co nsume d; Se rving Size fo r Bre a th Mints; a nd T e c hnic a l Ame ndme nts; F ina l Rule s. 21 C.F .R. Pa rt 101. 2016. Ava ila b le a t https:/ / www.g po .g o v/ fdsys/ pkg / F R-2016-05- 27/ pdf/ 2016-11865.pd f. 5. K ro g e r M, Me iste r K , K a va R. L
- w-c a lo rie swe e te ne rs a nd o the r sug a r sub stitute s: a re vie w o f
the sa fe ty issue s. Co mp Re v F
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- o d Info rma tio n Co unc il F
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a c t She e t. 2009. Ava ila b le a t: http:/ / www.fo o dinsig ht.o rg / Re so urc e s/ De ta il.a spx? to pic =Sug a r_Alc o ho ls_F a c t_She e t. Ac c e sse d April 26, 2017. 7. Wa rsha w HS. F AQs a b o ut po lyo ls. T
- day’ s Die titian, 2004; 6:36-44.
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- xic o l Pharmac o l, 2009; 53(1): 20-31.
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- o d
Sc i Nutr, 2009; 49:327-60. 10. L ive se y G. He a lth po te ntia l o f po lyo ls a s sug a r re pla c e rs, with e mpha sis o n lo w g lyc a e mic pro pe rtie s. Nutr Re s Re vie ws, 2003; 16: 163-91. 11. Sa ulo AA. Sug a rs a nd swe e te ne rs in fo o ds. Unive rsity o f Ha wa ii a t Ma no a , Co lle g e o f T ro pic a l Ag ric ulture a nd Huma n Re so urc e s Co o pe ra tive E xte nsio n Se rvic e . F
- o d Safe ty and
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12. Sto re y D, L e e A, Bo rne t F , Bro uns F . Ga stro inte stina l to le ra nc e o f e rythrito l a nd xylito l ing e ste d in a liq uid. E ur J Clin Nutr, 2007; 61: 36-44. 13. Whe e le r ML , Pi-Sunye r F
- X. Ca rb o hydra te issue s: type a nd a mo unt. J Am Die t Asso c , 2008; 108:
S34-9. 14. Ame ric a n Dia b e te s Asso c ia tio n. Nutritio n re c o mme nda tio ns a nd inte rve ntio ns fo r dia b e te s: a po sitio n sta te me nt o f the Ame ric a n Dia b e te s Asso c ia tio n. Diab e te s Care , 2008; 31(suppl 1): S61-78. 15. F re e ma n J, Ha ye s C. L
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17: 137-40. 16. Burt BA. T he use o f so rb ito l- a nd xylito l-swe e te ne d c he wing g um in c a rie s c o ntro l. J Am De nt Asso c , 2006; 137-190-6. 17. De sphpa nde A, Ja da d AR. T he impa c t o f po lyo l-c o nta ining c he wing g um o n de nta l c a rie s: a syste ma tic re vie w o f o rig ina l ra ndo mize d c o ntro lle d tria ls a nd o b se rva tio na l studie s. J Am De nt Asso c , 2008; 139: 1602-14. 18. Whe e le r ML , Da ly A, E ve rt A, F ra nz MJ, Ge il P, Ho lzme iste r L A, e t al. Cho o se Yo ur F
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E xc hang e L ists fo r Diab e te s, Sixth E ditio n, 2008: De sc riptio n a nd Guide line s fo r Use . J Am Die t Asso c , 2008; 108: 883-88.