generate short, concise and compelling ad headline templates for our Google Ads campaign targeting the keyword vitamin b complex, from the perspective of Celebrity branding or celebrity endorsement, emphasizing many authorities, experts, and celebrities recommend the product.  for example, {keyword: the #1 Vitamin B Complex Celebrities Love!}, {keyword: Experts Certified!}  Add stress words which are capitalized. Limit those stress words for less than 2 times.
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