Snake Oil?

Snake Oil? Scientific evidence for popular health supplements Showing tangible health benefits when taken orally by an adult with a healthy diet Popularity (Google hits) One to watch (low evidence, promising results) EVIDENCE probiotics digestive health vitamin D beta glucar everything folic acid' green tea selenium chemo relief general health cancer prevention omega 3 certain birth defects cholesterol cholesterol STRONG st john's wort fish oil mild to moderate depression cranberry high blood pressure secondary heart disease olive leaf extract blood pressure red yeast rice blood pressure urinary system" licoriçe root cough valerian sleep anxiety ginger root health cognition heart PMS ADHD behaviour blood pressure GOOD creatine cognition nausea heart & colorectal calcium some cancer reishi immune system cancer pain krill oil tyrosine alertness PMS NAC mental health memory min zind colds IBS cinnamon type Il diabetes hawthorne blood pressure PROMISING behaviour general health lecithin nettle urinary system bipolar depression WORTH IT LINE WORTH IT LINE Vitamin B3 B8 astaxanthin lutein aloe veraoromelain melatonin Vitamin B6 lavender nettle epression DHEA gluthathione vitamin C feverfew cats claw palm oil potassium spirulina) carnitine tryptophan glucosamine MSM arginine echinacea prickly pear iodine CONFLICTING chamomile şaw, polphenols palmetto omega 6 B1 B12 cancer bitter melon milk thistle B7 black tea arthritis cancer ginseng 5HTP borage resveratol antibiotic fenugreek slippery elm alanine B2 pau d'arco B5 andrographis tocotrienols chrondroitin theanine goji Гусopene royal jelly bilberry iron taurine ubiquinol SLIGHT omega9prebiotics chromium grape skin garlic lipoic acid vitamin E quercetin cellulase dandelion flaxseed oil bitter phenylaline trypsin orange asparatic acid papain lignans methionine vanadium acai chasteberry copper pancreatin silica NONE black cohosh vitamin A astragalus isoflavones beta carotene, ginkgo Biloba european elder noni uva ursi rosehip tumeric 'collodial silver japanese honeysuckle magnesium eyebright wheatgrass boron EVIDENCE David McCandless & Andy Perkins // v1.0 // Jan 2010 InformationIsBeautiful.net & Andyperkins.org source: Pub Med, Cochrane.org Only human, randomised placebo-controlled trials used Complete sources & interactive version: informationisbeautiful.net/2010/snakeoil