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Clinical Updates
Recently Added
How Fasting Can Affect Your Vitamin D Test Results
September 28, 2026
A new study found that fasting before a blood draw can affect vitamin D test results. For details, see our Vitamin D Supplements Review, including our Top Picks for vitamin D.
Chasteberry After Menopause?
September 24, 2026
Can chasteberry ease hormone-related symptoms after menopause? See what a recent study found in our Menopause Supplements Review.
Vitamin C & Cancer: What the Research Shows
September 24, 2026
Can vitamin C affect blood cancer risk or outcomes? See the latest findings in our Vitamin C Supplements Review + see our Top Picks for vitamin C.
Oral vs. IV Iron During Pregnancy
September 24, 2026
Which works better for iron-deficiency anemia in pregnancy? See what a recent analysis found in our Iron Supplements Review + see our Top Picks for iron.
Too Much Calcium—from Food or Supplements?
September 24, 2026
High supplemental calcium can pose risks. Does calcium from food raise the same concerns? See the evidence in our Calcium Supplements Review + see our Top Picks for calcium supplements.
Getting Tyrosine from Food
September 22, 2026
Tyrosine (or L-tyrosine) is sometimes taken for stress, depression, and other conditions. Can your diet alone deliver enough to make a real difference? Find out in our article on the health effects and safety of tyrosine.
Do Probiotics Really Change the G.I. Tract?
September 22, 2026
Research shows that probiotics don’t survive long in the gastrointestinal tract – and this is particularly true if taken as a lozenge to act within the mouth, according to a new study. See how this impacts probiotic dosing in our Probiotic Supplements Review + see our Top Picks for probiotics.
Collagen for Knee Pain?
September 22, 2026
Did a popular brand of collagen reduce knee pain and stiffness in a recent study? Find out in our Collagen Supplements Review + see our Top Picks for collagen supplements for joints and for skin.
Rare But Serious: Hair Medication Linked to Depression
September 17, 2026
Although rare, a common medicine for hair growth may cause depression. Get the details in our article about supplements and medicine for hair growth.
Creatine for Knee Injury?
September 17, 2026
Did creatine help recovery from knee tendon injuries? See what a recent study found in our Creatine Supplements Review + see our Top Picks for creatine.
