Slide 1

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Workgroup meetings

Dietary Supplement Ingredients Absorbing in

the 400-450 nm Region

–

α‐carotene

–

Antheraxanthin

–



‐carotene

–



‐cryptoxanthin

–

Lutein

–

Lycopene

–

Riboflavin

–

Riboflavin 5’‐phosphate

–

Violaxanthin

–

Zeaxanthin

Workgroup meetings

Dietary Supplement Ingredients Absorbing in

the 400-450 nm Region

–



‐carotene

–

Lutein

–

Lycopene

–

Zeaxanthin

–

“For methods based on UV absorbance, all compounds in

Table 2 must be evaluated for interference”