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  3. Shefalee Loth
Shefalee Loth - Chief Nutritionist and Research Lead - Health & Wellbeing at Which?

Shefalee Loth

Chief Nutritionist and Research Lead - Health & Wellbeing

A nutritionist with 20+ years delivering evidence-based food and nutrition insights. Research lead for the health and wellbeing project at Which?

95 articles
  1. 2026

    1. 30 Oct

      Costa, Greggs and Pret: which has the strongest coffee?

      Health
    2. 29 Oct

      Menopause myths debunked: HRT, collagen, hormones and more

      Health
    3. 27 Oct
      A mix of tablet and gummy immunity supplements

      Are any immunity supplements actually worth buying?

      Health
    4. 22 Oct

      Can you really boost your immune system? What the science says

      Health
    5. 22 Oct
      A mix of multivitamin and magnesium gummies

      Your gummy supplement might be shortchanging you on nutrients

      Health
    6. 15 Oct
      A mix of multivitamin tablets

      Best multivitamins

      Nutrition and supplements
    7. 15 Oct

      Are you wasting money on collagen supplements?

      Health
    8. 13 Oct
      A mix of multivitamin tablets

      Best multivitamins

      Nutrition and supplements
    9. 08 Oct
      A woman holding several pills in her hand

      Why menopause supplements aren't worth it

      Health
    10. 08 Oct

      Why we've lost the plot on ultra-processed food

      Health
    11. 01 Oct
      A selection of menopause supplements

      Best menopause supplements 2026

      Nutrition and supplements
    12. 14 Sep
      Image of popular vitamin D supplements

      Best vitamin D supplements

      Nutrition and supplements
    13. 10 Sep
      A woman browsing the shelfs of a chemist

      The menopause marketing tricks not to fall for

      Health
    14. 08 Sep
      Zoe app on phone

      Zoe review – is it worth it?

      Nutrition and supplements
    15. 27 Aug
      Vitamin D supplements pic

      Vitamin D: five things I've learned as a supplements expert

      Health
    16. 06 Aug
      High Strength omega 3 supplements

      Is your 'high-strength' omega 3 supplement a rip-off?

      Health
    17. 17 Jul
      A selection of popular omega 3 supplements

      Best omega 3 supplements

      Nutrition and supplements
    18. 17 Jul
      Four older adults participate in a seated exercise class, raising their arms in a bright, sunlit room with wooden floors.

      Ageing well: how to keep joints, bones and muscles healthy

      Health & personal care
    19. 03 Jun
      A selection of iron tablets

      Best iron supplements 2026

      Nutrition and supplements
    20. 01 Jun
      Creatine supplements

      Best creatine supplements 2026

      Nutrition and supplements