Food and nutrition.pdf

12 Diet and Healthno less hazardous. Even if consumed at a level which is not harmful, theiruse is still undesirable:In most instances they are unnecessary; either providing nutrientswhich are surplus to requirements or supposed nutrients which areprobably not needed at all.Furthermore, those who are most susceptible to health food claimsare perhaps those who can least afford to be.Table. Health Food Supplements and RemediesProductReason foruseCommentsVitaminsMineralsKelpSpirulinaAloe veraTo correctdietarySurplus to requirements in most cases.Considerable dangers with over useVitamins - 813, To supply No evidence that suplements of theseB15, B17 "nutrients" are necessary. B17 (laetrile) has nowFlavonoids deficientina been banned from sale in the u.K.Inositol normal dietSeleniumLecithinGinsengHoneyKelpPollenBee'sroyal-jellySpirulinaDNA and RNACider vinegarGarlicEnzymesSpirulinaCider vinegarHoneyLecithinTo restorevigour, inducefeelings ofwell-beingRejuvenationand retardTo "cleanse' thebody of toxinsTo aid digestionor metabolismAs a slimmingaidGinseng has certain pha~acologiceffects although these are variable andunpredictable. Extremely expensive.Problems with over-use have beenreported. May provide traces ofvitamins and minerals (at a price) butlittle in the way of magicThe body makes all the DNA andj RNAit needs. Dietary excess can causehyper-uricaeaIn the absence of severe liver of renaldisease, the body is quite capable ofdoing this for itselfCannot possibly actin this way. Aredenatured on reaching the stomach andthen treated as any other proteinClaims that substances can bum up fator stimulate metabolism are nonsense;if true obesity would be a thing of thepast, Honey and Lecithin are significantsources of calories