Add a disclaimer on product pages by category

functions.php

<?php
#Read article here https://worcesterwideweb.com/woocommerce-add-single-product-notice-on-a-per-category-basis-with-hierarchy/
add_filter( 'the_content', 'customizing_woocommerce_description' );
function customizing_woocommerce_description( $content ) {
global $post;
// Only for single product pages (woocommerce)
if ( is_product() ) {
# get the terms for this post
$terms = get_the_terms( $post->ID, 'product_cat' );

	$show_pricing_message = false;
	$show_pricing_message_parent = false;
	if($terms){
		#if we have some terms lets loop through them
		foreach($terms as $term){
				
			$field = get_field('pricing_disclaimer',$term);
			#if the field trigger is found then get the text
			if($field == true){
				$show_pricing_message = true;	
				$pricing_message_text= get_field('pricing_disclaimer_text',$term);
			}
			#get the term parents and put them into an array
			$term_parents =  get_term_parents_list($term->term_id, 'product_cat' ,array('separator'=>'|','link'=>false,'format'=>'slug') ) ;
			
			if($term_parents){
			$term_parent_array = explode("|", $term_parents);
				#if we found term parents then lets check if the trigger exists
				if(count($term_parent_array)>0){
						foreach($term_parent_array as $term_parent){
							$term_object = get_term_by('slug', $term_parent,'product_cat');
							
							#if the trigger exists lets set the text to overide the parent
							$field = get_field('pricing_disclaimer',$term_object );
									if($field == true){
										$show_pricing_message_parent = true;
										$pricing_message_text_parent = get_field('pricing_disclaimer_text',$term_object);
									
									}

						}
				}
			}
			
		}
				
	}
	if($show_pricing_message_parent == true || $show_pricing_message == true){
    #The custom content
    $custom_content ='<div class="custom-content-wrapper">';
	#if the child has overide otherwise display parent text
		if($pricing_message_text_parent != ''){
	$custom_content .= $pricing_message_text_parent;	
		}else{
	$custom_content .= 	$pricing_message_text;
		}
	$custom_content .= '</div>';

    // Inserting the custom content at the end
    $content .= $custom_content;
	}
}
return $content;
}

Check out article here for instructions
https://worcesterwideweb.com/woocommerce-add-single-product-notice-on-a-per-category-basis-with-hierarchy/