Ads triggered by whatsapp end to end encryption

I was talking with my gf about sunscreen of a specific brand and after a while i got the same product ad on Instagram, it was suspicious so i just wrote i need a pair of socks and then started to talk about socks for 1-2 messages and then we left the conversation, a few minutes later scrolling Instagram i got the ad of socks, is WhatsApp sharing data despite saying your messages are encrypted and no one could see …

ads brand encryption end end to end encryption instagram messages privacy product socks sunscreen talking whatsapp