Foods
Clams
Clams are a food source of vitamin B12 and riboflavin. 3 ounces (Clams (without shells), cooked) provides about 17 mcg of vitamin B12, 708% of the daily value. 3 ounces (Clams, cooked) provides about 0.4 mg of riboflavin, 31% of the daily value.

| Nutrient | Serving | Amount | % daily value |
|---|---|---|---|
| Vitamin B12 | 3 ounces (Clams (without shells), cooked) | 17 mcg | 708% |
| Riboflavin | 3 ounces (Clams, cooked) | 0.4 mg | 31% |
Amounts are from the NIH Office of Dietary Supplements food tables linked in the sources. Amounts vary with variety and preparation.
Food comes first. When a nutrient is also in a RESRV drip, its page explains how getting it from food compares with an IV. See the full nutrient glossary.
General education, not medical advice.
Questions about clams, answered in full
Sources
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