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Clinical Updates
Tuna, Salmon & Sardines
Season Sardines
8/01/2023
A CL member asked how Season sardines with bones compares to the Season boneless sardines that we tested. Find out.
Also see our Top Picks among sardines and for canned tuna, salmon, and herring.
Canned Fish Prices
4/28/2023
We just updated the prices of products we've tested and found that prices of some (such as light tuna) are lower now. See the latest prices and our Top Picks for canned tuna, salmon, and sardines.
Smoked Fish & Cancer?
2/07/2023
Can eating smoked or salted fish increase the risk of cancer? Find out in the Concerns and Cautions section of our Canned Tuna, Salmon, Sardines & Herring Review. Also see our Top Picks among products.
Canned Fish & Cancer?
1/31/2023
Is there a link between canned fish and cancer, as there is for some other processed meats? Find out in the Concerns and Cautions section of our Tuna, Salmon, Sardines & Herring Review. Also see our Top Picks for canned fish.
Bad Clams
7/19/2022
Herring vs Other Fish
6/28/2022
How good is smoked herring compared to sardines, salmon, and tuna? We bought and tested two favorite herrings of CL readers, Trader Joe's and Crown Prince. See what we found, our Top Pick for herring, and how these compare on mercury, arsenic, and omega-3 fatty acids to each other and 20 other products in our Tuna, Salmon, Sardines and Herring Review.
Vitamin D in Fish
3/22/2022
Which fish contain the highest levels of vitamin D, and how does cooking effect these levels? Find out what a recent study showed in the What to Consider When Buying section of our Vitamin D Supplements Review.
Also see our Review of Canned Fish for information about levels of vitamin D in canned fish.
Less Mercury in Some Tuna?
3/04/2022
Do pole & line or troll-caught tuna contain lower concentrations of mercury than traditional-catch tuna? Find out in the ConsumerTips section of our Tuna, Salmon & Sardines Review. Also see our Top Picks among tuna products.
Mercury Levels in Tuna
2/25/2022
Diabetes & Sardines
4/03/2021
Can eating sardines reduce the risk of type 2 diabetes? See what a new study found in the What It Does section of our Tuna, Salmon & Sardines Review. Also see our Top Picks for sardines, canned salmon and tuna.
Learn about the effects of fish oil supplements on blood sugar and insulin sensitivity in our Fish Oil Supplements Review.
More Fish, Less Death for Some
3/09/2021
Microplastics in Seafood?
10/12/2020
Fish Oil Heart Claim
6/28/2019
You'll start seeing a new heart health claim on fish oil supplements as well as foods that provide the omega-3's EPA and DHA. While legal, the claim is a bit fishy. Get the details in the Fish Oil Supplements Review as well as the Canned Tuna and Salmon Review. Also see our Top Picks for fish oil supplements and canned fish.
DPA -- The Other Omega-3
10/22/2018
Omega-3s & Healthy Aging
10/19/2018
